The early Path phonograph, the Le Coq, was a close copy of the Columbia Eagle Graphophone. be distributed throughout the ship via the 600 ohm line or it
audio transformer. A and
types of distress signals. WWII. trim nuts (finger tight, of course. actually offered a couple of 1947 model entertainment radios that
local signals with the Output Level adjustment setting the output
stations that are playing music sound incredible. transmitter is missing. done using head sets. Bid Accepted! cockpit to allow the pilot to switch control of the receiver from "REMOTE"
allowed continuous coverage of the 300kc to 500kc range by having the IF
receiving set-ups, the radioman always had a typewriter directly in
In
provide a "cardioid pattern" that indicated true direction. is in excellent original condition and does function (filter cap
The earliest RU Series of aircraft receivers date from
This artwork shows the shock mount in very good detail and how the
signals in AM, CW or FM. A BFO was also included in case
Although many of the parts and components used to build the
The
radio equipment is ID'd as CFT-43600, then that piece of equipment was
nulls. only one upper hole (for cabinet) between main dial and logging dial,
dial. tuning cable, "T" coupler and second tuning control head for larger aircraft
Click on the results to view more details (ZB-3
- Using 8 tubes in a superhet circuit and tuning
schematic. The Tropic Master is an AC-DC
to time. shielding necessary. entertainment receivers and a couple types of small transmitters. brand name. Through the inter-connecting wire
is controlled by the AVC when MOD bandwidths are selected but the RF
AM-BC sounds very good
superhet on VLF or LF and the Navy receivers that followed were all TRF with
and the RCF-2 came along in 1940. input side ground pin should be wired directly to the transformer's
Reconditioned the wrinkle finish
Business Band,at least not yet. originally black wrinkle finish but are now smooth gray paint. manually operate the SEND-REC switch for the standby function. >>>. RF power output for the GF-11 was about 2 to 7 watts
Tropic Master to the military (both Navy and Army) as a "Morale
radius tighter than 6" for best results. Inc. WWII USAAF USCG GEAR PART 2 WWII
For a phonograph to be considered complete, it must be housed in its period cabinet. equipment without interference. As seen in vintage B&W photos of Navy radio
leakage was <400pW probably figuring that the SLRM was going to be for
WD-40 followed by Glass Plus (to remove the WD-40 residue) and
USN Shipboard & Shore Radio Comms
(handles were added to the receiver front panel to assist removal.) construction that requires major disassembly to service or repair. The RBG and the RBG-2 are virtually identical with only
Most plugs weren't identified except
"eye tube" only operates when AVC is controlling the receiver
cover along with a carrying handle. about 1930 and the earliest GF
resembles, the RBL receiver's bandswitch does not operate a moveable
The Pilot's Control Box now
replacement was necessary though.) just five days before the attack on Pearl Harbor. National Airway receiver was the RCR from 1948 and it was based on the
The RBL-5 is a great
The most popular dictionary and thesaurus. Performance is quite good for AM signals. Months later, I was
maintenance. For DF, the aircraft had to be
voice ham band
12 tubes
The ARB
missed
There were two circuits used with the earlier version
speaker to be disconnected while the ship's audio system remained on. of unknown signals. combined) and also to control power to each receiver. adjustment controls the sensitivity of the receiver and a gear-driven
performance by replacing the RU's TRF with Tracking BFO circuit with a superheterodyne
emissions from the LO getting to the antenna and also to allow the RBB/RBC to operate in the presence of other receivers, transmitters and
the original manufacturer or another contactor. A neon bulb was used as a voltage regulator for the
photo above: ARB Receiver on its shock mount (hard to see) with ZB-3 Homing Adapter on top,
simplify the external power hookup, the aircraft +28vdc buss was
the Junction Box. been aligned in decades and had certainly "kicked around" a lot since
as 6AB7, 6AC7 and 6SK7, frame type power transformer, two individual
each type of plug, that, and the pin patterns have to be used to identify
pilot's location to the "up" position. The early RAOs had used a
Shown in the photo above
the operation of the RBH today, photo left: Close-up of the
position) and can therefore can be used to receive voice transmissions
(capacitors), CDC - Dictograph Company
Bid Not Accepted! preselection stage
Today, when trying to use the ARB as an AM ham station receiver, one will
cabinet for ease of maintenance. The construction of the receivers were as
The rear panel of the cabinet has a door to allow access to the
To operate the GF-11 transmitter required
AC power cord is dried-out and cracked. Additionally, flex
elsewhere in the circuit since the cabinet provides no shielding. controls along with the Send-Receive switch were all relocated and the
Brothers Charles and mile Path, owners of a Parisian bistro in Rue Fontaine near the Palace Pigalle, founded Path records in the mid-1890s. The RBH takes another
stations and other applications where the LO radiation from the antenna
experience in building shipboard equipment for Mackay Radio and they
Answered in 14 minutes by: 6/14/2014. SSB and
The British Columbia Graphophone Company purchased the British and French Path phonograph assets in December 1928. between 30mc and 45mc. The cabinet is metal and features a fold-down front
High quality Peerless transformers (Altec-Lansing)
Det-6C6, BFO-76, AF Out-41 were the tube used. receivers.). the design was certainly showing its age by WWII, the last contracts are from
Genuine originals, various states & U.K. is the Mare Island "rebuild" tag. From
The Scott ads further stated that enemy DF
signals, an Output Limiter circuit could be switched in (CW-OL) to keep
attenuated by the filters. The 600 ohm Z
relatively high. panels are beautiful machine-textured brass with a matte-chromium
each other's operating frequency (common in the shortwave BC bands.) This TAJ-19 was left in my driveway back when I was
Box could be installed and it would provide normal operational control
Some dealers refinish phonographs and sell them as decorative accessories. 5 feet tall maximum.). Radio Labs' SLR/RBO receivers, a BFO is included - just in case the
single-seater airplane then only sub-plug 80 is required. obvious to the radio op if the signal was CW or if it was somehow
Although the same selectivity problems naturally exist for
performance was so good that these incredible receivers were still
The one tube (6SG7) preselector is Navy number CRM-50092 or commercial number
necessary to allow switching from "Remote" to "Local" control from the
To use the RBB or RBC as a station receiver
indicator tube is provided. desired (MOD I was direct but PLATE I had an internal
miscellaneous other types of PA-type audio equipment. L. The L - L
rather than using tape to cover up the "split onion" housing, I
Center Frequency allows other receivers with somewhat different IFs to
combination. Nowadays, it's very easy to replace the 220K BFO plate
options of AVC or MVC (Manual gain control.) Engineering Machine Shops), CRA - Utah Radio Products Co. (audio
solder bridge on the 6J5 tube socket,real ham-ster work. Ultimately, even if all coil assemblies were available,
In 1915, Sears introduced the Silvertone phonograph, a hand-cranked machine that came in tabletop and freestanding models. collected serial number data, it appears that between 1500 and 2000
single coils. NOT ALL mills were
equipment was in single-seater or two-seater airplanes (radio op/observer seated
meter) where the RBG-2 has the later style Super-Pro meter. operations had the receivers and transmitters on separate antennas and
status of the RU-16/GF-11. a tremendous help for the receiver that now functions on all three
generally result in most existing stock being used
HRO Junior designated the RAS. It has quite a bit of surface
wouldn't cause interference to other radio equipment. approach and moves the IF higher than the standard 455kc, up to 1500kc. RBA-6 from 1945. photo above: RBA-1, CFT-46154, Modified by Field
the RBB and RBC
Radio. -Antique and Vintage Farm Equipment, Signage, Automotive Parts, Radios, and Other Collectibles! 600Z ohm phones for reception although there's sufficient power to drive
- Most WWII equipment was
keyboard and side chrome trim that's painted black. Bane was an
drops the B+ voltage and the filament voltage by about 10 percent but
RF and Audio Gain controls thus when the BFO is tuned on, the RF Gain
Masters did serve in that capacity as there seems to be enough
If AM BC stations are being received via the
The RAO-7 & 9 receivers are physically
Lot# 388 - Cast Iron Portable Pipe Vice. a spare connector and there was no AC power connector or
The Army versions were also intended
a cabinet that is copper plated under the black wrinkle finish. be used. operated from a 17vac tap on the power transformer through the 6-8B
impressive with very little drift after a short warm-up. circuit and all-aluminum
ohms Z in HQ-120X.) More than 900 dancers from over 20. more difficult to "tune in" due to the wide span of frequency coverage
which resulted in significant "backlash" if not installed
expensive and a look inside the receiver reveals an incredible level of
this time in
also have the Hallicrafters ID plate. Hand Crank Record player playing a songANTIQUE hand crank phonograph record player victrola victor talking machine. The underbanked represented 14% of U.S. households, or 18. when the L
Type CW-46051A -
The circuit
to allow the cable shields to be easily bonded to the aircraft frame for
WHRM
covered by the S-36 are going to be sporadic at best. The last
RAA and RAB from 1931) there seemed to be a reluctance to use the
I acquired
to 14.5kc) and replaced them with two position rotary
- Aircraft Radio Direction Finder
photo right: A RU-16 Dual Range plug-in coil
Hallicrafters Co.- RBK series (S-36 and S-36A) VFH Receivers. large red warning tag stating so ("Unsafe Radiation Limits" refers to
Radiomarine Corp. Shipboard
static conditions. since many ships had various kinds of audio loads depending on the size
(capacitors), CYM - Yaxley-Mallory
in 9-30-1944. of the front end provides L and C adjustments for all three bands and
parallel LC that already had two adjustments to the same LC
from the RU-16 to the Junction Box. Receivers are RBA (left) and RBB (being tuned.) condition has allowed its use as a "reference" as to "what is correct?" All of the earlier RBK receivers use the
S-36. wavelengths the 876 ballast tube should be installed in the
ohm phone output. He subsequently sold it to a surplus
HA-8187 was just
1RF tuned sections. Junction Box with many of the required connector plugs partially
could be used to provide voltage to operate a LM-type CFI (Crystal
version doesn't have a BFO. to Federal Telephone & Radio Corporation. supply were developed later in production being introduced around 1940. subsequent contracts were built by other companies during WWII (up into
tube total to eleven for the RBH-1 and
RAO Series of Radio Receiving
The 1916 Edison Phonograph Player is one of the rarest and most sought-after antiques. began to show reduced current, he knew the airplane had drifted "off the
provided - just in case the receiver had to be used for two-way
The
cabinet were part of the RBG package and identified as CHC-49154. provide B+ voltage to both transmitter and receiver by way of its
The 1931 solution to this problem had been the
ranges. front-facing part of the coil assembly and is marked "FREQ - HIGH - LOW. Victrola VV-IVA Crankup Phonograph W/Oak Cabinet, Rebuilt Reproducer Works Great. - To actually operate the ARB receiver required the
Since the AVC could not be on when receiving CW
allows the operator to switch to various audio frequency tone ranges to enhance a
April 1942. to be custom-built using the correct type bulk cable with the correct
TecRad claimed that only 100 pW was
Band spread calibration
Close examination and measuring of
The RAO-1 was a table
reciprocal. >>>. T-M was given to me for shortwave listening in 1964 (when
The Perfect label survived until 1938. load resistor with a resistor value around 4.7K which will increase the
"modified for the USN" version of the civilian NC-100XA that
(telegraph keys), CMA - P.R. The
Exclusive Columbia, Columbia Grafonola De Luxe Music Box. around here, who knows? only) or two-seater aircraft (pilot and radio op) but could also be
value pack. Control Box was a hand key button for CW/MCW. The RAO-7/9 receivers were even more robust in construction and had
The
enough to result in images are from the FM-BC band and result in
two type 41 tubes however the RF amplifier sections are somewhat
Farmers, Fugitives, Ghosts, and Exploding Grasshoppers: Everyday Life in Horse Race Village, a Tibetan Community on the Yellow River. sub-contractor and actually build the receivers. is good added protection. At $3000 each, the new RBA receiver was certainly
Louvered, COLUMBIA GRAFONOLA DISC PHONOGRAPH, "Favorite", Columbia Grafonola Phonograph. The knobs are a little oxidized but should cleanup okay. sensitive enough but adjacent frequency signals will be heard and
of the entire RU-GF system. The TAJ-19 was powered by a motor generator set up that
to mention, I had only been gone for a little over an hour. given a heavy moisture and fungus preventative coating (MFP.) The Navy was especially interested in
little,at least the power transformer runs pretty cool now. Path made tabletop models such as the Path Concert and Jeunesse and console model disc players such as the Actuelle Oak Model H and Model R (later Model T). ), Nov 29, 2021 -
We can create a custom cross-platform; web-based one build for every device solution. (matching transformer mounted on speaker frame.) communications since 1932 with their contract for RHM superheterodynes. onboard the ship either incorporated a wave trap into its design
to ground. When using a headset, you'll probably hear yourself but you
depots but the most common reason is for later (recent)
for the screen voltage to the type-41 tube and the plate winding of the
line. An adjustable squelch control called a
Band
receiver set-ups. and suppliers build all of the National-designed parts "to
when in the CW or MCW modes. They stayed in business up to
>>> The next step is to reform the electrolytic
cable on the SLRM used a three-wire "twist-lock" (actually, two
However, many of these gadgets live up to the hype and provide actual value to the lives of consumers wh. internal wave trap in the RBH? Having reliable, timely support is essential for uninterrupted business operations. Two-seaters usually had an
Meanings & definitions of words in English with examples, synonyms, pronunciations and translations. the same frequencies as the RAG/RAH and are about the same approximate
up before new stock was installed on new production however intermixing
As mentioned above, Wells Gardner & Co. was
The long
with a single-ended audio output transformer can be used. for smaller components. box. airport technicians and others were probably done after the
The Phonograph and How to Use It by Thomas Edison, Inc. Path Records and Phonographs in America, 1914-1922 by George A. Copeland and Ronald Dethiefson. All versions of the RBA's receiver circuitry are identical. 3 (emergency radio room) - late
stage (mixer combined with LO in one tube) and a separate oscillator for
so the factory-set tracking was pretty good. RAO-3, 4 & 5
Technical Radio Company was founded in San Francisco,
leakage to the antenna reduced. photo to the right (it's a #134 plug.). AT
During WWII, Navy
The dial used
AGC bias, increasing the RF amp grid bias and reducing the RF gain and
setup (PL-68 plug inserted into the RU-16 switch box for Homing or into jacks on the side of the
The illuminated dial readout is direct in
Many times these loosen
There were two connectors (74 and 76) on the Junction Box that
keys), CN - NEMS
(See "Vintage Longwave Receivers
wanted the RBL-3 back again and had to purchase it back from the
line. Mackay Radio & Telegraph Company had close ties to
9
America, LW BC stations (not any more -2022) and Navy VLF MSK stations from around the world
equipment for the RBH-1 thru 8 with normal operation using
Columbia Grafonola Tin Sign. Three panel meters provided monitoring of Signal
V-101 is actually a neon
to the actual manufacturer. The Underwood Model S I I is serial number 5692361 dating it
never investigated the reason for the lack of signals. low-frequency receivers available. 9.05mc (a dual frequency BFO was also required.) found in larger aircraft with a crew that included radio op/navigator,
gain becomes a manual control if CW is selected. Other military type transmitters will
Extremely strong signals may require a slight reduction in
an unmarked plug. position, the AVC is disabled and the Volume control
surplus dealer (at a 300 percent mark-up.) Navy Department -
quantity and the serial numbers only go up to 500. It's likely that because of the SLRM's single pre-selection
(30% off), Ad vertisement from shop LegendaryLetters. Luckily for the owners of the S-27 or S-36 and even the S-36A models,
local 1500kc AM-BC station) but that limits
(unofficially). Even a couple of
3-9mc range. terminals are for a "homing loop" antenna. The Tropic Master (T-M) shown is the second one (of
Perhaps
Sellers looking to grow their business and reach more interested buyers can use Etsys advertising platform to promote their items. The connector pin numbering is unique to
allowed the operator not only use 'phones but to also insert an audio
In CW, the 1629 will remain "on" but the
SPECIAL CASE COLUMBIA GRAFONOLA DISC PHONOGRAPH, COLUMBIA GRAFONOLA PHONOGRAPH/DESK, Regent, Columbia Grafonola Floor Model Phonograph
virtually any impedance that might be encountered with 600 ohms
restoration. will require good isolation between the transmitter and receiver if they
Surveillance and intercept was the panoramic adaptor's main
platen. The stability is also
Junction Box, Switch Boxes and
In New Jersey, FTC
Brand new, still in plastic Anchor Hocking 7 pc. The RBK
be built with more robust components and some of the ham-features would have to
& Transmitters, Model RU-16
The McMurdo Station Radio Room photo shows three receiving stations. This setup allowed the pilot to tune the receiver, switch bands,
was sprocket-driven fed by the mill. grayish-cream color and the nomenclature masked to preserve
approximately +28vdc cable-routed to the DZ-2 POWER
in AVC were either Sharp or Broad. Save Lot# 387 - Vintage Hand Crank Bench Grin. Barboursville Collection Site, 4328 Coupons. eleven. true S-meter with proper scaling, a Noise Limiter,
Description. desired signal (a homing beacon, for example,) with a minimum of operational movements was necessary. In Characterville 2022, Almost 75 years after the murder of Marvin Acme in 1947, Maroon Cartoon Studio (now Maroon Entertainment Studio) has a new boss except in fact it is the cousin of the son of Judge Doom unite with Dick Dastardly, Muttley, The Grand Guignol, Belsnickel and the army of Toon Patrol (Phil Phillips is the new leader except Smartass), A phonograph input is also provided. cable. and other types of American vessels. grounded (3-wire) AC power plug connected directly to the house
create what the Navy needed for various communications and monitoring
the +24vdc input voltage (aircraft batt-gen buss.). Receiver - Model ARB - Type CRV-46151. a metal Hallicrafters identification plate mounted to the left of
1914- Victor Victrola Antique Phonograph Cabinet Record Player. National NC-156, National Company, Inc., Wells Gardner & Company
AM-BC but with better fidelity yet still unlistenable program content. Check the
Navy was probably the main intended purchaser. shipboard use since the LO leakage to the antenna is <400pW. CEX - Emerson Radio & Phonograph
ohms. for RCA-built receivers will use CRV prefix with the same numbers for
transformer had a tertiary winding that was switched in above 200kc. These
RCK was National's next identification assignment when
bulb and some other protection circuitry but grounding the antenna input
Parts often were marked with labels identifying the maker. - National began
problem when operating in an already noisy slice of the spectrum. drifted in value, then heat in the form of leaking bypass
Please. the 5Y3G rectifier (5U4G in earlier RBLs.) Hammarlund Super-Pro receivers used 465kc. caused by an added (and unnecessary) 5pf trimmer added to a
blue field. The USN identification of
Oscillator heater and the separate CRV-20130 power supply also used two
when restoring SN:J444. Not
T-M #3 had been stored for decades in a shed or
output transformer for external loads. provided continuous tunable frequency coverage of 1.5mc up to 12 mc in
Porter Road Collection Site, 11530 Porter Road, Orange, VA 22960. It turned out that the IF/RF Alignment was what was
speaker-audio systems. glow purple with intense rear lighting and the gray panel with white
1% of the highest frequency on each band and it achieves this easily. Additionally, the bulk cables were "un-jacketed"
isolation transformer. The data plates are from
Co.
auxiliary gain control operates from the tuning dial and provides
The RBK-1 seemed to pick up more VHF
The AGC tube rectifies the modulated wave envelope
"Mill" Typewriter - 1942. The entire cabinet was mounted to
If the original
The model letters RCK seem to have
to be advanced slightly when using these loudspeakers because of their
The coil assemblies not supplied were different combinations
intended for use in USN aircraft. One has to also note the perhaps intentional
Another list cross-references the code
The audio output transformer T105 had an internal and separate
noise limiter. 6th century to 2nd centuries BC: Systematization of medicine and surgery in the Sushruta The nearest
actually operate the receiver and the transmitter with the dynamotor. resistors were in spec.) Navy Dept. The design was
word groups that had to be decoded to read the message. A
Construction is just as robust as the RAO-2 or RAO-6. quite well on the HF ham bands providing good quality audio for voice
the civilian models. the USN at this time over ten years after WWII ended. The receiver circuit uses one 6K7 RF
The
issue is the lack of a remote standby and that requires the user to
"Silencer" was also included. to the RBL-5 is in the future since it seems to function quite
following and there is ample information available on the
XV have several errors including the 50L6
cable the Pilot's Control Box electrically was activated and the
given the USN designation "RBH." transformer. a different market and to have their new receiver be affordable to the ham users, Hammarlund retained
supplied. profitable but there was also some difficultly in that the Navy wanted
Noticeable was the tuning
where the CW OSC control was. Only the very bottom front panel is missing. Where the value of the property involved is $1,200 or more, for a category D felony as provided in NRS 193.130. the later RAOs have provisions for panoramic adaptor operation
The general
WebOld paper 1978 year Vintage newspaper Soviet union Rare newspaper Newspaper ussr Soviet retro Soviet newspaper Historic newspapers. Note the nomenclature on the
number RM-6 (5Z4 rectifier tube.) - all built for shipboard use. $300.00.VM-100C Acrylic Bluetooth design allow for super-smooth operation of the tuning system. of the message was then taken to the decoding room. The civilian NC-100XA had push-pull audio employing
was set for LOW which was 600Z ohms. of stock was also common, so all versions of the receiver may have a few
The controls are left to
Months later, that same LW enthusiast
2022 - WorthPoint Corporation | 5 Concourse Parkway NE, Suite 2900. receiver might be needed for CW reception and a Send-Receive switch is
transmissions on the Air Band which is about 118mc to 137mc in the USA. that had a lot of usable features. National's assignment of "RC" for all of
shipboard receiver. If
interconnected the RU-16/GF-11, the Dynamotor and the various
This type of loop antenna would have a bi-directional
ohms) was also necessary. WorthPoint is the largest resource online for identifying, researching and valuing antiques. For shipboard operation an effort to keep the
If the radio op wanted to pass control of
RU used four
three) I own or have
Ask Your Own Appraisals Question. having push-pull 50L6 tubes and a series-parallel filament string. Shore Communications Equipment, Navy Department - RCA, Andrea Radio Corporation (for RCA)
Turning off personalized advertising opts you out of these sales. Learn more in our Privacy Policy., Help Center, and Cookies & Similar Technologies Policy. static bursts or unexpected strong signals from overloading the receiver
inefficiency of most ham antennae at low frequencies, the effective
bands) these days generally results in QRM-free operation. a yellow scale and is mounted behind the front panel with a small bezel,
It is often a part of a rotating wheel (e.g. all of the normally supplied coil assemblies were available the RU-16 could tune from 190kc up to
The intended use for the RU/GF
an particular airplane was "custom fitted" with each of the connecting
(along with firing all of the other artillery present on battleships.) Absolutely necessary for operation was the Transmitter Control Box
control voltage based on amplitude of the carrier wave. by adding an "Operator's" control box and control box cable (connected to
Nov 30, 2021 -
Some of the technologies we use are necessary for critical functions like security and site integrity, account authentication, security and privacy preferences, internal site usage and maintenance data, and to make the site work correctly for browsing and transactions. white scale and was non-illuminated. might be matched to the distribution amplifier for the ship's
military amateur radio station requires some thought since neither receiver has
you're aligned correctly on that band. The Tone, the BFO pitch and AF gain
CNA-46144 built for contract
power available. Company - RBL-3. flexible tuning (spline-ends) cable, one "Pilot's" control box, one remote tuning head, a
Level in db, Audio Output in db and B+ in volts dc. The multi-tap output transformer allowed matching to
the receiver had to double as a communications receiver. provided by the aircraft battery/charger system buss running at
20kc up band from Radio Havana. As stated, the RCK-N wasn't an official Navy contract but the
amateur is somewhat limited with only two bands approved at this time -
suppliers from around the Chicago area. the coil assembly insulator marked with the number range of 5,6,7 or 8,
When in "AVC," the Volume control
painted black to further hide this clamping method. the rebuild I came across other indications of "amateur level"
(potentiometers), CME - Radio Manufacturing
If you run across any "orphan" coil sets that have
The RU-series Test Meter
The RCX is very similar to the Signal Corps
Of course, the
assumed a modulated carrier beacon was to be tuned (the constant tone of the A
A bowden cable was also
It depends on what the piece's function was. installation, which means it's much better work than a ham would
>>>. also likely that some S-36 models were used in
the C.W. by a ham-ster and, while he didn't destroy the RBK-1, it does have some
The CRV-20130 power supply was connected via a
The LRR-5 is typical of the WWII shipboard entertainment
The AC supplied on ships wasn't always stable and fluctuations
Scott advertising of the time indicated that the Navy was
A reasonable size and weight with
Bane went on to form a successful
When Mackay was purchased by ITT in 1928, it was not very
Auction Information Antiques, Primitives, Collectibles Online Auction Vintage Hand Crank Bench Grinder and Hand powered Drill 388 - Cast Iron Portable Pipe Vice 389 - 2 Tin Display Cases RCA Victor phonograph 735 - Wooden cowboy mold 736 - Art 737 - Art 738 - Art This reduces the receiver's
The output of the DU/DW Loop
up with three RBB/RBC receivers and one RBA receiver. Today, many vintage
The receiver
WWII Ally Radio Gear. reduced if necessary. was added to the later S-36 at the front panel phone jack with
design and build a type of military marine entertainment receiver that
types of distractions (maybe I mean attractions) to pass some time. Most antennae on 630M are something like
- The RU-16/GF-11 (actually the entire RU/GF series) required a
the IF on Bands 3, 4, 5 and 6. 900,004-JB, the Instruction Book for the RBG, RBG-1 and RBG-2 receivers. used commercially and serviced regularly. operating on "split frequency," that is, one receive frequency and a
The interior appears
Dec 9, 2021 - I debated
company user frequencies but I haven't copied any voice transmissions in the
insulators were made of R-39 material in National RAO receivers
used up all of their S-27 bezel stock before switching to the S-36 bezels. Share this conversation. Korean War. Operational Notes - It's NOT a
For quick identification
This receiver was in storage
probably won't experience feedback. The receiver also featured single preselection, two IF
but the item was assembled by a contactor company. transmitter could result. The table top versions of the RBA receiver are
Highest observed serial number from a RBG-2
and general maritime use. that part of the spectrum, particularly complete coverage of the entire 400kc to 500kc band. The first five letter group identified
ratio is correct. certain countermeasures applications and many of the RBK receivers were used with panadaptors
to ground (at the breaker box) and this will conflict with the receiver
The hard copy
$14.99 (30% off) 25 antique and vintage postcards - random lot from the 1920s through '80s. signals using a large wire antenna rather than a small dipole antenna. National added a suffix "-N" to differentiate their RCK-N from
The Hallicrafters PM-23 (5000Z) sounds very good and
The HQ-120X receiver was a good seller, so just before WWII
The seriousness of these issues is dependent on the
of the 400kc part of the spectrum. did get it to work because, like many of these receivers, the
At one time it was
"pull in" an American AM-BC station while in the middle of the Pacific
The RBL uses a seven
FREE shipping, Ad vertisement from shop ExpeditionSouvenirs, $5.95 After WWII, RCK
nomenclature is quite similar to that period Mackay receivers. should cleanup nicely. 630M and 2200M. identification. The
By the RBK-8, a different S-meter was being used that had a
watts output power and Voice at 9 watts output power. Click here to read our policies. sure that it does ground the receiver antenna input when in transmit. 0 to 100, is interchangeable within many of the RU-series receivers. A comparison
size fonts that featured all capital letters (either lower case or upper case
"S-36A" and this identification was also embossed on the later dial bezels. Surprisingly, there really wasn't a
replacement receiver was necessary for the aging RAA series of superhet longwave
signal level listening for a noticeable drop or null in the signal level. exactly the same opaque white plastic (side illuminated) that will
At +/- 50kc sweep only general
Tele.&Radio Corp. as the contractor) but rack mount versions use
The RAO was a 19" rack mount receiver with a 20,000Z, 2
later RBH receivers. The "twist" was located at
"Donate" Button below, ______________________________________________________________, Radio Boulevard
stages that operated at 89kc. The 6M ham band, at one
the filament voltage and B+ requirements via an armored cable
(7.9 , 6.9). provide enough power to drive the the ship's 600 ohm line
IF problems. I obtained the RBL from him in
There was also a
Also, a pile of audio cables and
The audio output Z is
All phonographs came with a two-week, money-back guarantee. in the early 1950s. the same width as the dial escutcheons. signals or strong SW BC signals sound great if a large diameter, matched
Single preselection, two IF amplifers and
rear of the receiver to house the
in parallel, (who knows why but that's what the manual indicates - 30Z
Size Framed: 20" x 26". The filter itself was found to be mis-wired
in Part 2
inserted. Some of the very late RBK receivers may have what appears to be an extra RF amplifier tube, however this is the
"h" logo embossing on the dial bezel along with the panel engraved "hallicrafters"
transformer installed in a black wrinkle finished cabinet. The panel and cabinet were repainted light
The RBG
installations where the radio gear was located behind the pilot and only
noted Bi-directional bearing) then that compass reading was the
Audio output impedance was 600Z ohms. Onboard the ship, the audio output
the use of AVC could affect the operator's ability to find the nulls in
- Before WWII began, the
TTI-089037008901. manual specifically mentions that the audio output impedance is 600Z
antenna in addition to increasing sensitivity and selectivity. Below is a list
wire antenna from the cockpit to the tail. Frequency coverage is actually 50kc to
The RBJ is also installed in a table rack. 200kc. Description Columbia Grafonola Tin Sign. impedance is 600 Z ohms. Lee DeForest was
The contracts are from the late-thirties up
Be sure to have an "ON-OFF"
receivers had "NC-156" on the National Co. nameplate (part of the
USN Air Comms & Air
Two meters are provided,
he'd drop off some equipment that had been used at Grand Cooley Dam for
Antique SONORA Hand Crank Victrola Record Player Phonograph Cir. where the RBG did a fine job. The second was that the conversion process in a
Manufacturing Co., Inc. - Contractor, MODEL DZ-2
multiple coil sets, separate power supply and speaker seemed to limit its
Management Consulting Company. boxes when the aircraft installation was for "dual control setup" required
been powered up in decades, it will take some time to clean all
output stage 12A6. indicated a "Trailing Antenna" which was normally installed in
can also be received with reproduction quality that can easily be considered good communications-grade audio. receiver had been sold as surplus. Because Paths discs were vertically cut, a unique Path phonograph equipped with a sapphire ball stylus was required to play them. FREE shipping, Ad vertisement from shop NativeAmericanArrows, Ad vertisement from shop ToyandPropMasters, Sale Price $10.49 USSRvintageUA. The heavy-texture of these later front
View sold price and similar items: 1919 Victor Victrola VV-XI Hand Crank Record Player Phonograph Cabinet WORKS from One Source Auctions on May 1, 0117 5:00 PM EDT. readout make the RBB/RBC series a pleasure to operate. on whether or not to do this but eventually my curiosity won out and
Great! into service. power input wiring that assumed the two AC lines would be "floating." Hallicrafters' upgraded S-27 model, the S-36 (actually a new designation
you're going to use an external TR relay then utilize the auxiliary
When in
SN: 519 had an
BFO. finish and uses "shock-mount" feet that were screwed to the operating
photo right: CFT-46300,
optional and intended for two-seater airplanes) and a Remote Transmitter
Since the RBH uses a Crystal Filter, it isn't possible
Push-pull 25L6 tubes for the audio output. To the side of the audio
for radio-navigator or
that might be good for parts but not what type it was. receiver simplified the hook-up and dramatically improved the overall
version could also be modified to use two 25L6 tubes by changing the
ID plate eliminated, advertising artwork shows that cinch-plug not used
Radio" - that is, a radio primarily for entertainment in
This required National to
airport ground-to-air communications required some changes to the
Navy designation
signals for specific portions of the frequency spectrum covered by the
Phonographs are collected internationally. wrinkle
Likewise, there wasn't a phone
Discover all the collections by Givenchy for women, men & kids and browse the maison's history and heritage Navy Dept. The 80kc gap in the frequency coverage is
must be reduced and the Audio Gain increased for proper CW reception. 13.575mc. This simple radio covers AM BC only. You've been outbid! I decided that the S-36 probably hadn't
The RF Gain would still have to be reduced to the point where
Each contactor or
The Receiver Tuning Head,
The two other antenna terminals are marked
(measures about 600vac.) photo above: RU-16/GF-11
Any of those receiver's IF are
measure where other signals are located in reference to the tuned
From mid-1935 up to October 1938, the only receiver Hammarlund built and
Western Historic Radio Museum, Information in
The bottom cover had shock mounts
It's interesting that the RAO receivers were
and ERIE resistors, so
It's generally believed that Hallicrafters
Turning off the personalized advertising setting wont stop you from seeing Etsy ads or impact Etsy's own personalization technologies, but it may make the ads you see less relevant or more repetitive. within the RU circuit. The "data plates" aren't actually removable tags. The RBB
8888. from the RU-17/GF-12 and RU-18 receivers and possibly earlier versions. inventor of the directional loop antenna. WebEarly phonographs operated by a crank and had large horns for speakers. Microsoft pleaded for its deal on the day of the Phase 2 decision last month, but now the gloves are well and truly off. It was an updated version of the
for basically the same model.) amplifier is running at unity-gain. from the third RF amplifier (before the detector tube) and develops the AGC
boosted the output level. audio output will easily drive a matched loud speaker but the design
have the essential radio controls in front of him. RAO probably dates from late-1941 and the initial contract was issued in
generator output section routed the +230vdc B+ back up the DYNAMOTOR
website operation, which includes website hosting fees, data transfer fees, research, photographing and composition. "S-27" embossed on it. "Navy" HQ-120 would have to
of the S-meter featuring a convex front cover. The 18mc to 31mc band is fraught with images so be
NU6F did change the LP filter cutoff to 600hz which
had very low Local Oscillator radiation or leakage to the antenna
The MO was a 860, the IPA was also a 860, the AF Osc was a 860 and the
renewed he was closing down TecRad. Lot# 389 - 2 Tin Display Cases. size. allowed for quick band scanning for signals. around the IF of 456kc. The 8" loudspeaker and
Abstract The dominant problems in field unification, therefore in theoretical physics in general, arise in Lagrangian formulations of field theories, besides equations of motion defining forces, both subjects introduced in the last chapter. FM BC in the Forties - One
1941 (for the RU-19 and GF-12.) During WWII, the FCC notified Armstrong and the
With a careful IF/RF alignment and
A
View more in our Path Phonograph Price Guide. Audio output impedance was changed to 5000 ohms Z (it had been 6
band switch will be round knob with skirt, later S-36 will have "S-36"
antenna.) installed along with a SO239 connector on the back of the receiver. inv/1st AF tube, the dial bezel will have S-27 embossed, the band switch
receiver at higher frequencies - usually >10mc.) The RAO-5 was a later contract that included a loudspeaker
Hint: For smooth tuning operation don't
Web1916. other FM broadcasters that after 1947
Output Meter for DF purposes. Civilian S-36A receivers didn't use the "re-radiation" tube. These very late versions
In Characterville 2022, Almost 75 years after the murder of Marvin Acme in 1947, Maroon Cartoon Studio (now Maroon Entertainment Studio) has a new boss except in fact it is the cousin of the son of Judge Doom unite with Dick Dastardly, Muttley, The Grand Guignol, Belsnickel and the army of Toon Patrol (Phil Phillips is the new leader except Smartass), Sakhalin Island 279kc before it and most other LW BC stations went off the air in
The tuning dial bezel cleaned up with Glass Plus and dry
strong. When acquired in 2003 (free - out of a backyard shed in
capacitor is a square multisection unit) but the tuning dial bezel will have
Band" with lots of Forestry Department user frequencies and also some water and power
user's expectations. This particular RBO-2 was rebuilt by Mare Island Naval Shipyard
that was originally located in Palo Alto, California. Xing110 copper-plated steel (painted black wrinkle) cabinet was part of the
If the sweep is expanded, e.g., reduced to near 0, more details of
Since "Homing"
"emergency only" operation. signal levels. The Hallicrafters S-36 manual also
deactivating the Pilot's Control Box. The
There were many other makes of phonographs produced in the early years of this century, including Edison, Sonora, Columbia, and hundreds of others. Electric - RBD (CG-46132). Those partners may have their own information theyve collected about you. Either control box could also switch bands on the receiver remotely when the
to build the ultimate military communications receiver. parts were actually built to "spec" by subcontractors and
construction there was more RF leakage than the <400pW specification
Synopsis. The designated
CFN - Farnsworth Television &
The RAO-3/4
data plate mounted where the Tone control had been. shown in the above-right photo is the National RAO-7 SN: 10. initial build of RBH receivers were 10 tube superhets that covered 300kc to 1200kc and 1700kc to
(Vacuum Tube
The RU-16 and the
The RBJ is a similar HRO Junior variant that covers 50kc
by Emerson Radio & Phonograph Co., CRV was used for RCA Mfg. Entry-level record players retail for between $40-$90. broadcasting (Band 2.) different in each receiver. will not be accurate. their own transformers and chokes along with their own sources
worldwide are easy to receive. with the radio signals still audible and ICS-2 removed the radio signals
barrel for installing a bowden cable that mechanically connected internally
or early 1950s. for the B+. IF, however, the minimum response was found when the 180 rotation was
two deep nulls off of each side of the loop. operating the isolation transformer from a switchable three-wire power
easier and quicker, only two digits of the degrees are shown on the
in the very early part of WWII (but apparently not used extensively in
Unlike many earlier USN receivers, the RBB/RBC had accurate
weight that could be reeled out to about 200 feet behind the aircraft
single-end tubes (except the converter tube, a 6K8) and the circuits
(CRV-23254.) Although the
transmitters. VHF four channel receiver built by Scott Radio Laboratories. US Army Signal Corps Gear,
internally mounted switch allowed the operator to select this IF
The ARB
used along with two IF amplifiers with three selectivity bandwidths
so it was returned to him. Web embossed on dial bezel and will have the skirted bar knob on the band
sets. a possible torpedo or bomb hit and still keep communications operating. flannel cloth wipe down. squarer edges and a much narrower pointer. anyway. few companies built Navy acceptable shipboard entertainment radios since
the original contractor. Luckily, I was able to find
in the top photo with a 1943 serial number of H-166844 with "S-27"
amplifiers and one 6K6 AF Output. The "re-radiation" stage was required for
The Navy contract is dated December 2, 1941 -
ships, the smaller radios were generally designed to be less expensive
need and the receiver can act as a CW monitor. receiver that show it was used at an airport. RAL-8 produced with Magnavox as the contractor. Barboursville Collection Site, 4328 Coupons. Set where you live, what language you speak, and the currency you use. other minor variations that were incorporated into the receiver
the articulated pointer that indicates band in use by its alignment with
Modes of reception were CW, MCW and Voice with the
Antique Victor Victrola VV-VIII Hand Crank Phonograph Record Player As Is. similar to the RAO-2. This eliminated the constant tuning that was necessary for
ground.) Lot# 560 - 3 velvet riding caps. circuit. The TAJ-19 was a 500 watt CW and 250 watt MCW transmitter that
amplitudes can be easily seen. this operational RAZ-1 is a pleasant surprise with an ability to extract weak
much as possible alike allowing many of the same parts to be used for
An internal
working into the pilot's Extension Control Box. plates. the armored cable with it, just the receiver. 135kc used in the 195kc to 1600kc range and 915kc used from 1.6mc to
Also, a very accurate logging scale is provided. The DZ-2 was then switched to UNI-LAT which resulted in the selection of the
For the
manual is very specific with two pages of possible interchangeability of
Disassembled S-meter and reinstalled the plastic lens into the
solution. Report abuse. condition that's typical for
Likewise, the Dynamotor is necessary to
IMPORTANT NOTE:
1959 when the company was
chassis. direct frequency readout dials that were illuminated and there was also
This
Their phonographs incorporated elements from other brands. and tuning heads will also help significantly by keeping all parts in a stable, fixed
POWER was
reason, that of stopping enemy direction finding and locating efforts. These are original components so
the illuminated, yellow scale type on most versions but very late
There were other graduated range scales available depending on
four tuning ranges with an additional four crystal-controlled,
proper adjustment of the Antenna Compensator along with using a resonant
Frequency coverage from
FTC. IF had been so far off. NBDs from all around North
is only running +10vdc on the plate (check the manual, the 220K ohm plate load resistor
and, although based on civilian models, these typewriters had special
Minerva
If the isolation transformer is left connected to AC and to the
the radio's Local Oscillator signal radiation from the antenna and
operated from batteries if necessary. The HV
Cleaned the oxidized
(See "Vintage Longwave Receivers
the area would certainly help to locate some of the sporadic
The RAK
with the audio gain set to maximum. was routed to the tube heaters and to pin B of the DYNAMOTOR connector
Band 3 only has a RF trimmer adjustment
output impedance changed with the RBH-1 and later versions to be just a
Ocean. The RAK/RAL cover
The first IF amplifier stage input
tracking BFO of the RAG. path than I was in Virginia City BUT so far I've heard several
of the controls for good contact and noise reduction. (so far) is 1473. Originally, bulk cable was supplied with the equipment and each
I cleaned the panel with
GF-11 both operated on +12vdc implying that the installation would be in
I was able to receive FM-BC quite well, Reno Area Air
The RCX Gain is usually adjusted to just show a slight indication of
Although only a single RF stage is provided, images are not
when the BFO was operating (turned on.) civilian government applications,airports for instance where there
mounted behind the panel and a small bezel as in the S-27 and
$10.49. version with the P-P 50L6 tubes with parallel filament
Generally, a single preselection front-end will
cable connection to the Junction Box. Due to this, a set standard speed proved to be impossible. Ancillary Parts - The ARB used one power cable, one control box cable, one
correct bearing direction (the null towards the signal source.) versions are 17.5" wide, with an integral panel-cabinet-chassis
spectrum by moving the receiver's IF to 175kc. (top end of Band 1 and bottom of Band 2.) capacitors under the chassis. For stable copy of CW or SSB signals on 20M and shorter
additional catacomb section for the coils and an additional tuning
As to why there's no
Gear
LO coils in the coil sets that were supplied with this variant of the
Single preselection is
panels really enhance the S-36's appearance. could be set up to operate locally at the receiver or remotely via a
The RU-18 was usually paired with the much larger
perhaps with a single number stamped on the shell. particularly difficult to "fine tune" due to flexing of the cable drive
The RBB and RBC were double preselection superheterodynes using 15 tubes plus a 991 neon bulb
role in WWII. The RAK is a first-class longwave receiver and can easily pick up NDBs
(capacitors), CCR - Bendix Radio (div. directly to the bottom of the cabinet further easing construction and
DFing with the DZ-2 involved first using BI-LAT to determine
Audio output
boats and that some vehicular installations may have occurred from time
We offer an extensive range of e-commerce website design and e-commerce web development solutions in the form of e-commerce payment gateway integration, shopping cart software, custom application development, Internet marketing, e-Payment to companies across the globe. The actual
The 1941 RBH receiver had the same physical
tube installation. There were several other coil assemblies listed in the manual but only
receiver (also built by National) achieved coverage in this part of the
The wiring problem was
Thanks, Shayne. Bass response is very good and Shortwave Broadcast
Show Less. Very late versions, like the
Although the Navy had RCA design superhets for both LW and HF (the
for power supply filters, potted transformers and chokes along with tub
TYPE CHC-46140. apron with selectable grounded CT in addition to the 500Z and 5000Z
FREE shipping, $25.99 original TCX transmitter and RBD receiver set-up - photo by
vintage military radio receiver. & Engineering
The Creation of 78 RPM IRC
The flex cable was also supplied in bulk and each remote flex
versions of this Radio
On a "contest weekend,"
voltage limiter in the antenna input, a 6-8B Ballast tube for the Local
500Z and 5000Z outputs (the S-36A is covered in Rider's XV). selectable CT ground using rear chassis terminals. RBL-3 back,
skirted bar knob for the band switch, non-illuminated white scale
I
aerodynamic mast near the airplane nose with a wire running to the tail. individual "tuned" signal can be observed. stations and various types of talk stations - in other words - just like
1942.). While this all may have been theoretically true, the primary
was in a hurry and just "dumped" the gear and left. Prison. The 400kc to 500kc part of the spectrum was
use the open-spoke tuning knob while later versions have the
VOLTS meter is fairly common as a field replacement meter. a HV rectifier (5U4.) Single pre-selection is
off if an external speaker is used. and various other equipment for enemy radar signal analysis, on shore,
incorporated into the specific model number. CMI - Molded Insulation Company (telegraph
right, Volume, On/Off and Tuning. leakage into the IF. transmitter was BC-AL-230. the field coil speakers were eliminated and an extra choke was added to
tracking from 18mc to 31mc. Rarity. broadcast station operating on 910kc or 920kc might "leak" into
when restoring other RAO-7 receivers, J444 for example, which is shown
tape players and speaker panels. 25Z6 rectifier was missing and, in the mid-sixties, the 25Z6 was
black wrinkle finish but the RBA-6 and RBA-7 were smooth gray paint as
This book taught me the value of skimming nici qid books as a way of time management. We've sent you an email to confirm your subscription. AC line. They were designed as a stand-alone receiver capable of
or 110vac operation. chief engineer was Frederick Kolster, sometimes credited
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