1t4 tube radio

Radio tubes are valves. 1T4GT. Build your own set, or use as replacement radio tubes! Radio Tubes, 7-Pin Miniature, 1-1/2V & 3-V Filament. Here are data sheets for the 1T4/DF91 and 3S4/DL92: 1T4 datasheet 3S4 datasheet DF91 datasheet DL92 datasheet Title: 1T4 Author: General Electric Subject: JA-FP-2000-10-28 Created Date: 10/28/2000 10:16:17 PM May 30, 2018 - Radio valves, vintage audio art & design. Follow the links on the left to find the tubes, valves, sockets, grid caps, and capacitors for your antique radio, ham radio, hi-fi stereo, or other electronic piece. 1) The Jones "One-Tube" Regenerative Receiver. The following guidelines should be taken into account: The free shipping option allows TubeDepot to choose the most appropriate carrier and service. H In this version of the receiver, a prototype PC board is used; it is not directly representative of the currently produced Firestone Radio (1939) Made in 1939, this ivory Plaskon four-tube radio is in excellent condition. In most cases the tubes manufactured to the European system have an exact equivalent tube in the American system and vice versa. 11111. Sub-miniature tubes are still available in quantities, and are great for DIY projects such as miniature tube amps and guitar effects. The internet is amazing! Ado_PO: One Tube Regenerative Radio: Monday, September 28, 2009 4:11:11 PM This is a five-tube radio, using tubes of types 1R5, 1S5, 1T4, and 3S4, with a 117Z3 rectifier. Tube: Replacement: Tube: Replacement: B36 B65 B152 B309 CK574 CK1005 CK1013 D63 D77 D152 DA90 1T4 W17 IF3 1L4 1F2 6Q7 6T7 6AT6 EBC90 1R5 X17 1C1 1AC6 1AB6 N14 1C5 1T4 ELECTRON VACUUM TUBE VALVE RCA One of the last Kraft single channel tube receivers. A - Single diode. This is my "space needle" radio built using a 1T4 tube. 001µ. Tube is a 1T4 pentode, regeneration is by varying screen grid voltage. I used a 35 mm film canister as a coil form, don't know why but it seemed like a good idea at the time Antenna trim capacitor is a 100 pf fixed cap in series with a 300 pf variable. This short grid base pentode was designed with particular reference to AF voltage amplification. 00. On this page I am featuring my battery box. 1 -Type 1T4 tube (r. (1720011) Garod 6AU1 Catalin. 0 to 26. 00 * 0y4 3. Tubes in the "Tube" column are directly replaceable with tubes in the "Replacement" column. Below is the schematic of the final design. There is a very nice schematic diagram of the radio with a parts list, all on one page. This low-voltage one valve radio circuit utilises the 6j1p pentode to operate as a triode. The information on this site is updated hourly, so if you are interested in one-tube radios for sale, bookmark this site so you can visit often. 0B2 regulator. All these tubes are single-ended types; that is, there are no This radio kit will cover the AM radio band along with the SW radio band. 5 V DC for the filaments and 45V DC for the plate current. Made in the USA. Power for this receiver is 1. Requires two T-1T4_DF91 tubes (not included). Radio plays great. It was sold by Allied Radio as a kit. One is the 1054 4-band Shortwave Regenerative Receiver and the other is the 1056 “any band” CW/SSB Direct Conversion Receiver. If the multimeter only measures 0 Ohms with the 1T4 tube inserted, the 1T4 tube may be bad. For a step up in performance I also make the 1U4IF. Tubes - Collector types, misc hard-to-find or unusual types $4. 0a3/vr75 5. The inductor (Loop Antenna), in this AM radio, borrowed from a long and glorious history of AM tube radios from the 1950s and '60's, is a flat, oblong coil of somewhere between 17 and 25 turns of #22 wire, glued vertically against the inside of the rear wall of the wooden box. 2 x 3/4" Fahnstock (AES) 1 x 1N34 Germanium diode. 0: 12AU7 (2) 129: Einfachst aufzubauender 1-Stunden-Empfänger mit einer Subminiatur-Röhre: In German. f. Taylor Tubes is the preferred choice for FL2100, SB200/SB201, 10-160L, 30L1, etc. We also have a large stock of globe tubes and have antique tube radio's for sale. Inside, you'll find a typical set of miniature tubes (1T4, 1R5, 1T4, 1U5, 3V4). March 2020. 1T4 RF amp. RS – Tube Amplifiers & NOS Tubes. This extremely simple and low cost circuit performs surprisingly well with 9-V high tension (HT) rail, and 6. It is missing the tuning knob. 00 SKU: 41864 Eimac 4CX350FJ/8904 RF Linear Amplifier Tube $50. Let this radio be your receivin' beacon. 1T4 - tube - ds limite stock. One Tube Regenerative Radio: Saturday, January 22, 2011 10:36:23 PM: It's been many years since Tandy corporation has put out th one tube radio kit. 7 mA Number of pins: 7 Base: Miniature Content 1 pc(s) Product type, Vacuum tube  For the radio experimenter it is a very practical outfit. I wanted to use tubes along the same lines as the 3S4 and, at the same time, have a late 50s style. The 12AV6 was commonly used as a detector and first audio amp in old five-tube table radios. 1L6 converter. 155. This is a 2 valve (1T4 or DF91) TRF set with instructions for winding coils to give coverage of shortwave bands. One 12AX7 dual triode vacuum tube; Two power transformers, 120VAC step-down to 12VAC (Radio Shack catalog # 273-1365, 273-1352, or 273-1511). This radio kit will cover the AM radio band along with the SW radio band. The original Radio  May 30, 2018 - Radio valves, vintage audio art & design. The working unit allows the user to broadcast a limited-range signal from a microphone or phonograph. 4 Volts for the 1T4. These are my collection Japanese antique vacuum tube radios. A D cell and five 9V transistor batteries wired in series will work to power this radio. It is mounted just below/left of the RF tube. Drives a speaker! Frankie. $147. 0z4a/g 3. Many tube portables demand two separate battery supplies, but this set takes a single battery, specified on the inside sticker as RCA VS-019. Z - Full wave rectifier. Tunes 3-24 MC in 3 bands. Plastic housing. All of this is accomplished with two plug in RF coils. Il n'est pas encore équipé du jeu de lampes dite "série économique", utilisé plus tard pour ces récepteurs à piles, fort gourmands en énergie. re A Simple 3 Valve EF91 radio A long time ago in a shed far far away I built my first ever valve radio. Subminiature tubes were widely used in small amplifiers, portable radios and hearing aids. Its front panel includes dials for coarse-tuning, fine-tuning, volume control, antenna-tuning, and regeneration control. ZF72. I plan to add 10-20 turns to bring it down to 530 kc at the bottom end and wind a second coil to start around 1200 or 1300 kcs and run up above 160 meters. $23. Please note that items here are free and may not be the quality of purchased items. Tube 1T4 or Röhre 1T4 ID429, Vacuum Pentode, Miniatur-7-Pin-Base B7G, USA 1940 and RF/IF-Stage shown. 00 My basic 1U4 solid state replacement is designed as a standard replacement for the 1U4 tubes in your radio. DF96 or DF91 (1AJ4 or 1T4) IF DF96 or DF91 (1AJ4 or 1T4) AF DL95 (3Q4) Audio Output Dial: Linear scale Power 63 to 90 volts HT, 1. High-mu Power Triode for use in Class AB2, Class B, Class C RF, and audio amplifiers. . The tube list at ESRC Vacuum Tubes is very extensive, as is our inventory of Vacuum Tubes, Grid Caps, Sockets, Valves and Capacitors. 0-V heater. When saturated the harmonics are rich and dynamic. (How to replace many Octal tube types with the (new then) miniature ones). Coverage for that coil turned out to be 760 kcs to 1470 kcs. maybe not. Along the way I found Dave's " Regenerative Tube Radio Building Notes" at  The fellow who sold me this set called it a lunchbox radio. As mentioned the radio consists of very few parts. tubesub. No cracks, chips or hairlines. Sep 01, 2015 · Today my shack includes equipment dating from the early 30s through current gear operating CW, SSB and PSK31. New and Used Vacuum Tubes Love is Resonance! New tubes added: The tuning cap for the notch filter was salvaged from a transistor radio. 95. 1A3, 1L4, 1S5, 1L4, 1S5, 3A4,  This is another single tube regen radio using a 1625 tube and is built in a hexagon shaped cabinet. Oct 29, 2017 · I sent an email to Rick plus the plans for the one tube radio also telling Rick of the parts I wanted, I have not received any word back for some time now. There is also an explanation of how the radio works, what the vacuum tube does, and how to operate the radio. Hobby Kits for Radio enthusiasts. Welcome to Dave's Homemade tube Radio schematic selector page. See more Tungsram 1T4 box Radio Record Player, Record Players, Vacuum Tube, Circuits, Radios. MDB Ventures Battery Radio Tubes; Qty Avail Tube Type Price Each Tube Brand Emission Strength Mutual Conduct Desc Notes 1 : 1T4 / VT-173: $5. and a beautiful TRF Receiver. 0688MHz intermediate frequency (IF). The station was AM 780, ”Retro Radio for the Shenandoah Valley”. Apr 07, 2010 · If you want to start with a true one-tuber, consider using the 1T4 battery tube. Shop with confidence. Tube Interchangability Reference. Dimensions 223 x 105 x 53 mm, weight without battery 1 kg. Page 1 Page 2 Page 3 Page 4 Page 5 Page 6: One-Tube Radio Can Be Mailed JPG File Page1: Miniature-Tube Set Works On Flashlight Cells JPG Files Page 1 Page 2 Page 3 "Roll Your Own" This is my homemade 2- 1t4 tube radio page. com. This is the first time I've put pics and words together on the board, so I hope everything works out ok. A more conventional AA battery drives the tube's filament. New-Old-Stock (NOS) tube. The set employs a 1T4 vacuum tube as an RF amplifier and another 1T4 regenerative detector. 00 SKU: 41863 Jennings Radio UCSL-1000 Variable Vacuum Tube $495. 1625 Regen. Coils, less Schematic Circuit Diagram of Type CPR-46ABC Radio Receiver Model APR-1. heating voltage 1,5V, taken from a mignon battery The valve was specified as 1T4 or DF91, with the layout showing pin connections to suit. Following in the tradition of the 46-350 manufactured three years earlier, this model uses a tuned RF stage for high sensitivity and selectivity. Last Update 28 Apr 2008 Radio Constructors Circuit Archive Valve TRF All pages open in new windows. 1T4. V4A 1S5. Knight-Kit Wireless Broadcaster. 5 Sep 2015 I've finished my 1T4 / 3V4 Regenerative Portable. 1ak5 1ag5 g lj3 1b3 e ls6 1t6 e 2d21w 2d21 g 1g3 e "1 5727 e 1ax2 1x2 e 1k3 e 1t4 1l4 g lu4 g 2e5 2g5 e 1b3 8016 e lj5 1g5 g 1f5 g 1 1t5 1a5 g 2e30 5812 g 1b4 · 1m e 1e5 e 1k3 1b3 e 1t6 ls6 e 2e31 2e32 e 32 e 1g3 e 34 e 1j3 e lu4 1l4 g 2e32 2e31 e 1t4 g 1b5 25s e 1l4 1t4 g 5910 e 2e35 1T4(2) 19: 2 Valve Shortwave Receiver: From Practical Electronics Magazine: Direct Conversion: 20. 1a6 3. The same applies if you're work­ ing in the shop and need a replacement you don't have-you have to make a special trip to the distributor. My current interests include QRP operating, vintage home brew and the National Radio Company. Ending Today at 12:22PM PST. Someone was going to do The two-tube regenerative receiver shown in Figure 1 is made from old radio parts of the 1930s and features a pair of #30 filament tubes with 3 volts on the filaments and a B+ supply of six 9-volt transistor radio batteries connected in series. 7 MHZ to 17 MHZ. Required a 1. Insert a replacement 1T4 tube and repeat Step 4. Presently it's a two tube regen, 1T4 for the regen stage followed by a 3V4 AF amplifier, 36V B+, and the following controlables: 1. I will post pictures and a better description when I have done so. You are bidding on a NOS AA5 7 tube set 1U4 1T4 3V4 1U5 1R5 3S4 117Z3 Tested. 2 nd IF/Audio. The radio uses six tubes and tunes from 540 - 1600kc in the standard broadcast band. When the power cord is run through a notch in the The International Shortwave Two From Practical Wireless magazine in April 1962. Feb 06, 2017 · The Type 30 to 1T4 Vacuum Tube Converter is to be self contained, in a Bakelite Tube Base. A single 1625 in a regenerative Listed here you will find free downloads of schematics & parts lists, manuals, catalogs, and miscellaneous items for repairing and operating various antique radios, tube testers, and vintage test equipment. . Y - Half wave rectifier. vintage auto radio schematics for tube numbers. Here is a battery-powered amp practice amp using 1T4 preamp stages and a 3S4 power stage in push-pull: Battery-Powered Tube Amp Schematic. 5 volt  The equivalents for thermionic valves or vacuum tubes, including the diode, triode, tetrode, pentode, heptode, etc that can be used for substition or replacement. 5 volt battery and a 9 volt battery. Date of manufacture of the receiver is not known, but it is known that they have started to produce in 1946. Radio is in excellent condition. A 2000 ohm headset or an audio amplifier is required. 00 FLAT RATE SHIPPING ANYWHERE IN THE USA (Buy 1 Tube or 100) MUSICIANS If you are a guitar or bass player, you know having an Extra set of Tubes for a gig can be a rather pricey investment. Gakken Vacuum Tube Radio Kits. A Simple Regen Radio for Beginners Need a simple, fun project possibly for a Scout Radio Merit Badge? This project is a great way to introduce kids of any age to electronics and shortwave listening. These tubes have a 1. L - Pentode output valve. 0b3/vr90 5. JJ’s rugged construction of this tube offers high reliability without any compromise to the sound. 1T4 General Electric p 1T4. SKU: 42645 Amperex JAN-8233 Vacuum Tube $50. The first tube is an rf amplifier, and the second tube is the detector. The measured voltages are for our particular tubes and components. No. It was designed for radio reception and is a variable μ RF device. It is this set that finally solved my question. 5 VDC J2 1 7 6 5 4 3 2 1 7 6 5 4 3 2 C9 C1 C7 R6 C8 C2 R4 C6 V1 V2 R2 R3. You will need: Soldering Iron Solder Wire Cutters/ Stripper Long Nose pliers M3 nut spinner (or use the pliers) Philips screwdriver Batteries (10 PP3 Batteries) and (1 D Cell) Jul 01, 2015 · 1T4 / 3V4 Regenerative Portable Since getting a 3S4 QRP midget transmitter I've been thinking about building a receiver to match it. This is a "regen" type radio using one 1T4 tube. All Tubes Guranteed Most Are New old stock (NOS) Some Boxed, Some are not boxed. I wanted to tune a larger range, but since I didn't have a vernier system nor room for a bandspread capacitor, I decided to use a narrow tuning range. The radio takes a 1. Audio Amp RT, Osc MCW The GRC-109 became a standard issue radio to all combat units in forward areas after 1965. I remember rebuilding it a few times to improve it, and after a few years it stopped working so I bought a one tube regenerative TRF receiver kit based on a 1T4 tube. Keep your radio original with this military tube! This is the story of my quest to build an all-tube VFO for 26. Vintage Zenith 1J5G Power Pentode Radio Tube Valve- BangyBang Tubes $50. Ten-Tec offers two kits in the $30 range that are good beginner projects. Wizard, Boy Scout manuals, pinball machine parts, anything that did something when power was applied :-) Made in 1957, this three-tube Plaskon radio has 1R5, 1T4, 1U5. Antenna +45 VDC Ground G A-/B- B+ ANT C4 Cap Housing Terminal A+ L1 L2 0 15 12 0 30 70 +1. Power Amp. Here you General Terms. pdf (275717 bytes) 1T4 : Tung-Sol p 1T4. Adventures in Low-Voltage Tubing. pdf (61843 bytes) 19ABP4 RCA (HB3) CRB 19ABP4. pdf (124853 bytes) 19AFP4 RCA (HB3) CRB Hello, and welcome to my homebrew radio pages! A little history is in order . Sidetone RT. (42 pages) Tunes in the AM band from 670 KHZ to 1. 1625 lighthouse Radio. The four tube types are the 1R5 pentagrid converter, 1S4 power am-plifier pentode, 1S5 diode-pentode and 1T4 super-control r. Minimum Order: The Minimun Order amount is $15. It was included in the inventory of all fire bases, and was at least used as a backup radio. Motorola got its start building auto radios. This is a small box with two D batteries and ten 9 volt batteries. This valve was purchased new in 1963 to build a one valve broadcast receiver. 0b2 5. 1a5gt/g 3. pentode) The tubes in the midget receiver are 1T4 untuned r. Construction efforts below were assisted by advice and commentary by G4OEP, K3IMW, K7HKL and VK6JY. 1U5 detector/audio. The only controls were tuning and a switch for the tube's filament. I picked it for its dimensions: Not too big, not too small. Radio receiving tubes and swap tips for the new 7 pin and 9 pin miniature tube types. This is a two tube regen or regenerative receiver: one 1T4 detector and one 3V4 audio amplifier. 2E26 final. perf. The "top" 1/2 is the driver. 1T4,1U4,3S4: 128: Two Tube Radio Operated with DC 24V: In Japanese: Regenerative: 28. This is a similar circuit on 49 meters --->Dave's Homemade Shortwave Tube Radio Using The Well Known 1T4 Tube In A Regenerative Circuit The 1t4 tube is a Remote Cutoff Pentode. A Simple Regenerative VLF-LF Receiver by Lloyd Butler VK5BR (Originally published in "Amateur Radio", January, 1992 ) Introduction In an earlier issue of of Amateur Radio, I described a superheterodyne receiver for the VLF-LF bands, This was followed by a series of articles on front end tuning and loop aerials for these bands. At first it was a subsidiary of the French Compagnie générale de la télégraphie sans fil (CSF). RF Amp. Resources listed under Regenerative Receiver category belongs to Receivers main collection, and get reviewed and rated by amateur radio operators. The circuit is a simple grid-leak detector using a 1T4 tube and capable of driving only a pair of headphones from a strong local AM station. The voltages required were different although. The audio output is fed  RADIO. 8 to 6. Items must be returned in original, as-shipped condition with all original packaging and no signs of use. (1720034) Made in 1957, this three-tube Plaskon radio has 1R5 Pre-Octals : Octals : Loktals: Minis : 01A: 83-V: 117L7/M7: 6K7: 1LA4: 1L4 : 10: 84: 117N7: 6K8: 1LA6: 1L6 : 11: 85: 117P7: 6L5: 1LB4: 1R5 : 12: 89: 117Z6: 6L6: 1LC5 The radio in question is an old-style regen using a single 12AF6 pentode. Note that the radio is transformerless and the tube filaments derive their power from 120V mains while in series with a 15uF 250V nonpolarized capacitor. 00 shipping. 955 1r5-1t4-1s5-dl92 Petit poste portatif en bois gainé à cadre externe. The thin glass tube envelope is 19 mm in diameter and, excluding the B7G base pins, is 46 mm tall. fast worldwide shipping! contact: electronics@m-wa. Ending Mar 4 at 10:00AM PST. Portable tube radio - superheterodyne. The experience gained building either of these kits is similar to and is Vacuum Tubes and Radio Tubes Our specialty. 1T4 (DF91) Vacuum Pentode. Some Regenerative Receivers. Jul 03, 2017 · Pingback: 1942 Two-Tube Broadcast/Shortwave Receiver | OneTubeRadio. 00 €   7 Nov 2016 The battery provides the plate voltage for the 1T4 vacuum tube. 1a7g/gt 3. The following should be direct substitutions. Modulator. The radio worked when tested but the batteries aren't included. 4 volt filament at 50 ma current draw. 15 shipping. The basic paradigm of this design is to break up the traditional oscillating detector into a separated regenerative amplifier and detector circuit. amplifier, 1T4. The tube line-up is 1T4 (RF stage), 1R5 (converter), 1T4 (IF), 1U5 (2nd det, avc, 1st AF), 3Q5GT (power), 117Z3 (rectifier). The first section of the table lists 4 digit and European types sorted in numerical and alphabetical order with USA type designations in the second column. 00: Tung-Sol: 120% This is a genuine discontinued Sylvania 1T4 electronic tube in an original, old style box. perf . One tube, One Transistor, One IC. The filament voltage of the Type 30 is 2 Volts where it is only 1. What I really like about this set is the circuit itself. V3A 3A4 . We carry over 5,000 radio and vacuum tubes in stock every day and we ship world wide. 1$1G. Tubes for antique radio category is a curation of 22 web resources on , Old Radio Parts, The Old Tube Radio Network, Tubes 201. Hi, My name is John, I remember when I was 10 years old I built a one tube radio using a 1t4 tube, my recollection of the power was with a 1. Owner Jim Cross and his knowledgeable staff continue to offer the same great expertise and service. Some of my earliest memories are of tinkering with electronics: #6 ignition batteries, door bells, electromagnets, Mr. So, i made something like in the 50’s, a regen employing two vacuum tubes 1T4. The set runs on either batteries or the ac line. 1. Vacuum Tube For Super Regenerative Radio FM Reciever Vacuum Tube 4 Regenerative Radio 1T4 The next step was to move and permanently enclose all the components from the breadboard to a wooden board and voila, the TV tube regen radio was born. Oct 11, 2001 · A 2-valve miniature "Radio & Hobbies" had a design for a miniature two-valve radio in the mid to late 50s. It's a high performance IF amplifier tube replacement featuring a 455 kHz ceramic filter to improve the selectivity of your radio. , call letters W7GSY, used in his 40-year year career as a ham radio operator, and tv and radio repairman. K - 2V battery supply. I have not yet built this receiver, but intend to do so ASAP. While hardly a boatanchor, this Knight-Kit Wireless Broadcaster was a fun piece for many experimenters. X - Gas filled full wave rectifier. Valve (Tube) DF91, 1T4, 1F3, W17 (NOS) Amateur Radio and Electronic Kits, Transmitters, Receivers, Modules and Components. There are 6 connections on the front for 0, 1. please let me know if he is still available to sell me the parts. As such, I think it performs very well for what it is. Gakken is a name familiar to me, as it was their "Denshi Block" SR3A electronics kit given to me in 1976 which did a lot for my electronics knowledge. Inclined square getter (one of the 1st versions made by Mazda!!!) , matched pairs available. This is a two tube radio built with a pair of 1T4 tubes. Resistor. Here is the box I used. If you aren't sure about which valve you need, or what tubes you can substitute, let us help you. Radiotechnique (RT) was a French electronics company that made radio transmitting and receiving vacuum tubes, and later more advanced components such as integrated circuits and solar panels. More electron tubes can be found in the tube store collection of New Old Stock (NOS) If you are looking for a tube shop carrying the very best tubes for your amplifier, you've come to the right place. I purchased several 1T4 tubes, 7-pin sockets, antenna coils, and crystal earphones  The 1T4 is a miniature remote-cutoff pentode designed for use as a radio- frequency or intermediate frequency amplifier in compact, battery-operated equipment. The 1S5 is a diode pentode valve was designed for battery portable radio receivers. You have to use a pointed item to open the case, the button is missing. crystal -diode, vacuum tube -diode, andtransistor detector receivers. amplifier pentode. wrote: Anybody know any tubesst or gt shape preferred that will work on 12 volts plate voltage for small 1 tube regenspossibly a stage or two of amplification also. Abstract: tube 1T4 IT4 tube Scans-0017351 ett23 general electric Text: »-^TUBE 1T4 Description and Rating PENTODE 1T4 PAGE I The IT4 is a miniature remote-cutoff pentode designed for use as a radio-frequency or intermediate-frequency amplifier in compact , dated 4-50 1T4 PAGE 2 AVERAGE TRANSFER CHARACTERISTICS , NUMBER 1 vintage homebrew radio circuits. 5 volt battery for the receiver and additional batterys for escapement or actuator. 4 mhz. Started with 1. At this point I thought a tube might be at fault and so I went into my collection and found every 1T4 tube that I could find. Magda John June 1, 2018 at 12:55 am. I know there were automobile radio tubes made that didnt need vibrators the design of an efficient four-tube receiver with a total B-current drain of about 10 ma at 45 volts, with an output power of 65 milliwatts. Net Only. TUBE SUBSTITUTIONS. In valve/tube nomenclature HT is simply a term that describes the supply voltage between the anode and the cathode. Bridge rectifier module (Radio Shack catalog # 276-1173) Electrolytic capacitor, at least 47 µF, with a working voltage of at least 200 volts DC. Philco 680X radio brochure from 1935. The radio tunes the 49 meter shortwave broadcast band. It's just about one step up technology-wise from the crystal set (cardboard tube, a rock and some wire). 1-1T4 and 2-384 tubes required), and less plua-in bsc. tube sub. The B+ supply is made of 5 - 9 volt batteries connected in series. Great 1953 SYLVANIA BELOW substitution tube manual for late 1930's to early 1950's. These items have been collected from many sources. pdf (73848 bytes) 19AEP4 NationalVideoCorp CRM 19AEP4. At the rear of the module are two 7 pin tube sockets and the 1T4 tube seems to be the RF amplifier, and the 1 R 5 tube is the detector stage. Sep 17, 2007 · Many pieces of ham radio equipment are available as kits. 1 st IF Amp . One of the perennial favorites among radio construction projects is the one-tube battery-powered regenerative receiver. Dec 13, 2014 · I made an antique radio, just for old times revival’s sake. The right-side tube is audio. Tubes for industry, music, ham radio, the audiophile. I built it into a cigar box I picked up on Ebay. Tube Amplifiers & NOS Tubes 1T4 DF91 Sylvania VT-173 1T4 DF91 Sylvania JAN square getter Chris on Pirate Radio FM Transmitter with RCA 829B; Fabien on 6201 Philips E81CC; Francis  Mike Peebles two tube regen radio kit. Performance is further enhanced by regeneration applied around the 1T4 IF stage and through the Find great deals on eBay for regenerative radio and crystal radio. 3V AC and DC. This was published in the December 1962 edition of Practical Wireless. 4 Volt filament is to be run from a dry cell and the 90 Volt anode rating matches standard HT batteries. are work well here and B1 can then be a single   Radio Kit - 2 Tube Regenerative Radio - This radio kit will cover the AM radio band along with the SW Vacuum Tube - 1T4 / DF91, Pentode, Remote Cut-Off. 05µ. 3 Jul 2017 My name is John, I remember when I was 10 years old I built a one tube radio using a 1t4 tube, my recollection of the power was with a 1. WARDS AIRLINE BATTERY 4 tube radio mini radio # 84GCB-1062A - $14. 0c3/vr105 5. 7 MHZ and the short wave bands from 6. 1T4 DF91 Mazda – Cifte France NOS in original, but destroyed boxes of rain, all same codes. Crystal-Tube Receiver From Junk-Box Parts for Beginners Page 1 Page 2. Beautifully constructed, much as it would have been in the early 1930s, with litz wire and a black Bakelite panel and huge tuning knob. The JJ Electronic EL84 is a solidly built EL84 / 6BQ5 with excellent tonal qualities. Radio Tubes,Vacuum Tubes We have over a thousand different radio tubes in stock. 00 The tube list at ABC Vacuum Tubes is very extensive, as is our inventory of Vacuum Tubes, Grid Caps, Sockets, Valves and Capacitors. Vintage Packard Bell Tube Radio Model 602 with Dual Tuning- Superb Condition! $29. It seems that it likes a parallel Tube 1U4 or Röhre 1U4 ID2627, Vacuum Pentode, Miniatur-7-Pin-Base B7G, USA 1940 and RF/IF-Stage shown. One D-cell will power the filament and four or five 9-volt batteries (available two-for-a-buck at your local "dollar" store) will power the plate. 1S4. 14 x solder lugs (AES S-H112) Package of 10 from AES $1. 1a3 3. Since the plug on the battery cable has five pins, I assume this battery was a compound unit supplying more than one voltage. Jan 13, 2016 · The receiver employs a common 1T4 Pentode tube that is still cheap and easily obtainable. This sort of circuit is an excellent "first try" at a space-charge tube radio. The 1T4 is a miniature screened pentode for dry battery operation. This used a 67 1/2 volt and a D battery. The standard tube line-up of these radios was: 1R5, 1T4, 3S4, and 1U5, the heater strings of which were powered in parallel with 1. 1600kc xtal oscillator. A radio tube #19134. 5 for B battery. These miniature type tubes used as output amplifier stage in many lightweight, compact, portable, battery operated equipment. My rectifier tube is gone and somebody has wired a modern solid-state diode between pins two and four of its seven-pin socket. This is a rare radio model that is a must if you collect Plaskon. electron Tube Data sheets - 1. 0: 1T4(2) 20: 3-Vacuum Tube Straight Radio: Straight in the sense of stage after stage, I believe. 1T4 IF amp (two). U - 100 mA AC and DC. The new Taylor Tubes 572B is virtually an exact copy (both mechanical & electrical) of the original Cetron 572B/T160L tube. This particular schematic shows a 1G6 tube instead of the original #19 or #53 tube. The critical components of the One Tube AM Radio were all obtained here. I did alot of research on this particular tube. B - Double diode. I still want the parts, a 1t4 tube, a tube socket ,also an earphone for crystal radio. The 1T4 is a miniature remote-cutoff pentode designed for use as a radio-frequency or intermediate frequency amplifier in compact, battery-operated equipment. Also known by US military identifier VT-173. pdf (150099 bytes) 1T4 Brimar Catalog Datasheet MFG & Type PDF Document Tags; 1T4 tube. 5 If you still observe 0 Ohms on the multimeter, double-check all wiring for errors and look for any solder bridges, wire clippings, or unclipped wires under the tube socket. D - Triode output valve. 0: 2E32: 130: Original Armstrong Superheterodyne Radio Qualified orders over $99 will ship to you without incurring a shipping fee. 5 Volt battery, produced by many companies (Eveready 467, RCA VS016, Burgess XX45, Ray-O-Vac 4367, Philco P67, Batrymax B101, and others) with I remember listening to the BBC radio serial "Journey Into Space" on it and that was aired in 1953. JAN (Joint Army Navy) military grade tube, manufactured in Philadelphia circa 1944. the exact tube type with you on a TV service call, you'll either have to take the chassis to the shop (without knowing if a new tube would fix the trouble), or else make a special trip just to get the tube. By Al Klase. RCA Victor Antique Radio Schematics for Tube Radios. $15. 1T4 DF91 Sylvania VT-173 NOS in original boxes, from service packaging 100 pcs box, all same codes, WWII JAN batch. The 1T4 socket is mounted to the metal chassis and the 1R 5 tube socket is mounted on rubber spacers. Make a One Tube Radio: *** This is my entry in the Vintage Contest. Product Specifications OptionTypeValue All LTSpice and vacuum tube models - last updated 11/11/07 17:12:08 Here's a step by step for using the generic triode model with LTSpice. I've built many pieces of my own gear including tube and solid state transmitters and receivers. 00, all inclusive. The design was by Gilbert Davey from an excellent book 'Fun With Radio'. Direct Conversion: 21. The circuit of this regenerative radio employs a 6A6 twin-triode vacuum tube to accomplish both regenerative detection and amplification of incoming radio signals. International Purchases: Our preferred method of payment is via Wire Transfer of funds. Buffer Amplifier. 5-7pf coupling trimmer from the antenna, set to 1. This radio utilizes a LM386 AF amplifier with 0. To prevent damage to equipment, it would be wise to double check with a good tube manual before actually doing a substitution. It tunes from about 5. The power supply occupies most of the "bottom" in They were made in a very compact glass tube, had flexible leads instead of pins, and consumed much less power. EF85 TUBE SHORTWAVE REGEN RADIO CRYSTAL CLEAR Here's a very nice one tube, handcrafted, vintage style, high-performance shortwave regenerative radio. The circuit is the same with an ordinary xtal radio except for filament part. 00 SKU: 41866 Jennings Radio RB1H-26N352 Vacuum Relay $70. 5-1/2"W x 3-1/4"H x 1-1/4"D. Radio Kit - 2 Tube Regenerative Radio - This radio kit will cover the AM radio band along with the SW radio band. Initial tube selection: 1T4/1U4 RF/Regen, 1U5 1st Audio, 3Q4/3S4/3V4 AF output. The desired radio frequency current is then fed to the grid of the 1T4 tube through the fixed. 5 V for A battery and 22. Orock, Sr. website! We have added a shopping cart for easier ordering and an improved search feature. Audion Grid Detector Miniature Vacuum Tube Penode Radio Receiver [4 KB] Tubes like the 1T4, 1S4, 1R5 etc. Find great deals on eBay for tube 1t4 and 1u4 tube. 5 volt battery and a 22. Here is a picture of the “guts” of my first regenerative receiver. We are selling the tubes, radios and other materials that our dad, silent key Billy G. H - Hexode or heptode. 1 x 2" diameter 5" long cardboard tube, you could also use pvc (mailing tube or hardware store) -Electronic Bits: 1 x binding post (AES S-H226B or RS, AES has single binding posts instead of multi packs) $2. Regenerative Receiver category is a curation of 24 web resources on , A 12-Volt Homebrew Regen, Designing Super-Regenerative Receivers, Small Portable Regenerative Receiver. RP-2: 8-5/8" X 5-1/2" X 5-7/16". I used a 35 mm film canister as a coil form, don't know why but it seemed like a good idea   Back to Radio Valves DF 91 = 1 T 4 Vacuum tube Pentode 45 V 1. The bright nickel anode is oval in shape and hides the World Tube Company. 2 nd Det /BFO. Purchase 1T4 / DF91 vacuum tubes online, in stock and ready to ship! Find reviews, data sheets and specs to upgrade your tube amplifier. 6AC7 oscillator. The regenerative stage is first, followed by a transformer coupled audio amplifier stage. 00 2 Vintage Arcturus 1U4/1T4/DF91/W17/1K2 Miniature Screened Pentode Valve- BangyBang Tubes Quick View Vacuum Tubes -- 1920's to 1970's, all types The following list are presented in this order, scroll down to see each. 5-2pf 2X 1A2 1B2 1K2 2P2 2P3 Electronic Vacuum Tube 4 Regenerative Radio TKPLC 1T4 1S4 1R5 usually it used in Low-B single-tube regenerator it`s peiking brand,maybe the tube package with a small box. Diode + 1T4. The tube was relatively immune to vibration, and thus vastly superior on shipboard duty, particularly for navy ships with the shock of weapon fire commonly knocking the sensitive but delicate galena off its sensitive point (the tube was in general no more sensitive as a radio detector, but was adjustment free). Also, it looks cool as heck. Both Type 30 and 1T4 vacuum tubes employ direct filament heated Cathodes, for battery operation. Aparently it was used as an RF amplifier and an audio amplifier. Jan 18, 2015 · I made some tests with one 1T4 (DF91) regen, some configurations work, some not However one of my faults in the past was related to the x-tal earpiece. 12AV6 Vacuum Tube Radio Grid-Leak Detector Low Voltage Vacuum Tube Radio. The JJ EL84 nails the classic sound of Hours of Operation Monday - Friday 7:30 - 4:00 pst . A crystal set with a small one tube audio amplifier. This site is designed to help you quickly and easily find the latest one-tube radios for sale. 5 volts LT. pdf (79887 bytes) 19ACP4 Westinghouse CRB 19ACP4. The two plug in coil sockets are housed in a metal box which provides some shielding. T - Miscellaneous. V2B 1T4 . 5 Volt from a "D" cell battery and their plates in parallel with a 67. 0d3a/br150 5. Wards Airline battery 4 tube radio mini radio # 84GCB-1062A Up for sale this week I have a Wards Airline portable radio model # 84GCB-1062A . Welcome to the new and improved Vacuum Tubes, Inc. 6-3/4"W x 4-3/4"H x 4-1/2"D. ||||. Resources listed under Radio Tubes category belongs to Antique Radios main collection, and get reviewed and rated by amateur radio operators. M - Tuning indicator. 01A Radio. My little project is based on the looks of the old  Tube 1T4 or Röhre 1T4 ID429, Vacuum Pentode, Miniatur-7-Pin-Base B7G, USA 1940 and RF/IF-Stage shown. We specialize in new-old-stock tubes and offer high quality tubes, sockets, capacitors, and other parts. The tube list at The Tube Center is very extensive, as is our inventory of Vacuum Tubes, Grid Caps, Sockets, Valves and Capacitors. 5MHz, for use in a 21MHz SSB/CW superhet transceiver with 5. It was with this kit I first constructed simple transistor amplifiers and radios, with a few novelty circuits as well. le magasin de référence en électronique Tubes électroniques, Tubes dans la limite des stocks. 5 watts output so you don't need to use headphones. 1T1G. It will also work with a line-level input from a CD or cassette player. and'^^ Ant. 1625 Big Tube Regen Radio. It's a one-tube regenerative using an 1t4. I've wanted to try building a tube radio for a while, so here's an instructable on how I did it. V2D 1T4. I had decided to use a conventional single tuned front end on this receiver, which will almost dictate the use of the lower end of the HF spectrum, 160, 80, and 40 metres. Automotive ignition coil; Audio speaker, 8 Ω impedance Tube Data 0A4G 0A5 0B3/0C3/0D3 1T4 1T5 1T6 Sylvania Cathode Ray Tube Data 1 2 Cathode Ray Tube Base Diagrams V2A 1T4. This tube has solid lows with warm bright mids and shimmery highs. It works quite well!! I used 1T4, remote-cutoff Pentode. Tube Complement: 6DC6 rf, 6BA6 mixer1, 12AT7 xco, (3) 6DC6 if, 6BA6 mixer2, 6CB6 vfo, 6BA6 mixer3, 12AT7 ssb switch osc, 6BY6 product det, 6BJ7 AM det/2nd avc rectifer/anl, 6AU6 xtal calib, 6AU6 s-meter, 6AU6 1st loop avc amp, 12AX7 bfo/af1, 6AQ5 af out, 0A2 vr, 5 Si diodes. 0g3 4. This is my first one tube shortwave radio. Can a tube substitute for semiconductor diode on crystal radio level? -- that has been my question since I began to make radios. Factory Service Manuals with Schematics: Admiral; 1T4 1T5 1TC4 1TP1 1TP1E 1TP1HE 1TP1JE 1TP2 1VA14 1VC15 1VE0 E - 6. The triode section is high gain. When I read of the contest sponsored by Crosley, the first thing I thought of was tube radios. Japanese page is here ! Jul 17, 2012 · Not your usual suspects in the tube line-up (1R5, 1T4, 1S5, 3V4): It even conveniently came with instructions on how to remove the chassis: Circuit-wise, all that needs to be done is to feed an audio input into the grid of the first gain stage of the amplifier section, where the output of the tuner section normally goes. A 12-Volt Homebrew Regen. These were taken from a sealed box! This is the tube used in the famous World War II BC-611 Handy (Walkie) Talkie. 572B Matched Triple Set (3) Taylor Tubes. The Wireless Set Number 128 is an Australian made backpack radio used by the The RF amplifier uses a 1T4 valve (V2C), which uses a tuned circuit in both  TUBES. V2C 1T4. sub. There were two errors in this article: the screen grid resistor was shown connected to the anode side of the phones, rather than direct to HT+ve, and the circuit diagram omitted the connection from HT-ve to LT-ve. 05µ It’s a 3 transistor (plus audio amp IC) radio based on an almost 100 year old design but built using more modern components. Version 2: (07/30/2015) With the very large number of vacuum tubes or thermionic valves that were produced and as a result of the multiple vacuum tube numbering systems that were in use, there are generally equivalents for most types of tube. 20 - 29 B8G (Loctal) The RS-1 consists of: Receiver RR-2. New Listing Vintage tube portable Radio Red Travler 9 x 5 1/2. I thing the 12AX7 tube might be included. DC power radio tubes. I’d about done all the experiments that I could think of with a one-valve set, so a "big" high performance two-valve set was the ideal next step. I was 12 years old at the time and to my parents dismay I decided to move on from OC44 transistors to those high voltage warm things called valves. Tubes - 1920-60's large pin, octal, loktal, some miniatures Tubes - Early globe types - 1920's: UX-201A, UX-199's, etc. The 1. 1AG4 tube for the super regen receiver followed by transistors to amplify and detect the audio tone to drive the single relay in the upper right corner. Excellent part for antique radio, instrument or other bettery operated item restoration. These instructions don't follow every possibility with every model, but if you run through this one you will get the general idea. By this time, I had more experience and had a semblance of an idea of how to lay out a set. The bottom 1/2 is the output. Tube complement. Wow! Another tall radio with a lot of class. The 1N34A diode can be left out and the two plate electrodes (pins 5,6) will act as a detector. Plus d' information, 10. Emerson 508 . Old Time "Interflex" Radio Receiver JPG Files. The circuit was assembled on a piece of perforated Masonite, with a printed overlay to guide the young experimenter. 50. Welcome to the Crystal Set Radio site and the One-Tube Radio resource page. I recently finished my latest radio. 5V "A" battery and 45v "B" battery. 5V batteries and 27V worth of 9V batteries for B+. $75. The detector is a “plate detector”, where RF is fed back to the Amplifier via a partially RF decoupled source (normally bypassed all the way for RF when used as a detector). That's a This is a five -tube radio, using tubes of types 1R5, 1S5, 1T4, and 3S4, with a 117Z3 rectifier. V3B 3A4 . One-hour radio with subminiature tube: Subminiature tubes: 8. 5. Has had the electrolytic capacitors replaced. Buyer assumes responsibility for all return shipping costs unless the item was not received as described. Electron tube Type: Brand: System: Data sheet; 19A3 Hitachi r 19A3. RARE PINK Vintage Emerson Model 724 Clock Radio 1953. See more ideas about Vintage, Vacuum tube and Audio. 19. 0: 6AR5, 6X4, 6BD6: 21: Hybrid Receiver [In Dutch] Schematic Only. The tube is located on the top of the radio, so you can watch the glowing tube while listening. Even though Special Forces had access to the latest high-tech radios, by the mid-1970's many units had adopted the GRC-109 as their primary long-range radio. It uses 6-tubes and covers the broadcast band. Unused NOS (New Old Stock), Tung-Sol 1T4 electron vacuum tube. rare square getter (one of the 1st versions made by Sylvania!!!) , matched pairs available. I repared all these radios, so I can enjoy these old style radio's sound now !!! If you have some questions, please contact me! ( I'm sorry, but I have no more infomations about these schematic circuits. The added micro tube audio preamp stage is visible near the wafer style power switch. Dave's Homemade Tube Radio Has A Pair Of 1T4 Tubes As RF Amplifier And Detector. TUBES: 1T4, 1T4, 1L4, 1T4, 1R5, 1T4, 1L4, 1L4, 1T4, 1L4,. The bottom case does not stay on 0a2 5. Used Google translator Emerson Radio Model 508. This list has been designed to give broad Possible. Portable Battery Tube Radio (1951-1960)/ポータブル電池管ラジオ 七欧無線電機 (ナナオラ)2way電池式受信機は1R5, 1T4, 1U5, 3S4の4球構成でセレン整流器を用  BC-1000 (USA WW2, was in use in ex Yugoslav Army after WW2). Tube Cross Reference. T23 Re: 1T4 single tube receiver Post by XtalHWJ » Sat Sep 20, 2014 4:20 pm If you build a regen, you may have to group components a bit closer to eliminate long wiring, especially in the grid and plate circuits. If it's equipped with a short-wave coil, signals come rolling in from thousands of miles away. The tube, as mentioned above, is a medium mu dual triode, very inexpensive, unless the audio folks have succeeded in driving the prices out of sight as of this writing. These radios are not for sale !!! ) Access NO. The 1L6 pentagrid converter tube is somewhat hard to find, and is in demand because it was used in certain models of the Zenith Trans-Oceanic shortwave radio. After locating five of them (not including the two included with the kit) I set about swapping them into the two sockets, powering on the set and noticing if there was any change in operation. 1t4 tube radio

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