2a3 tube radiomuseum. org; Model: Amplifier 2A3 - Troy Radio Mfg.
2a3 tube radiomuseum. 8 watt. org; Model: 483A - Operadio Corp. Quantity of Models at Radiomuseum. The tube was not yet listed in March 1929 GE tube history, which gives introductory dates for all their tubes up to that time. Highs are sweet and mids are musical. Tube 2A3-40W or Röhre 2A3-40W ID31858, Triode, vacuum, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power/Output shown. C. A tube for the new "high fidelity" was born. org with this tube Tube 6AM6 or Röhre 6AM6 ID18664, Vacuum Pentode, Miniatur-7-Pin-Base B7G, USA 1940 and VHF shown. You will find thousands of tubes or valves with interesting links. Tube 959 or Röhre 959 ID5825, Vacuum Pentode, Acorn 5 pin 5AA and RF/IF-Stage shown. Octal, IO) K8A, USA 1935 and Universal shown. 13 inch: Tube prices: 9 Tube prices (visible for members only) Information source: Essential Characteristics, GE 1973 British Radio Valves - The Classic Years: 1926-1946 Supplement, p. 12 x 2. org; Model: 453 Simplex Power Amplifier - Wurlitzer Co. If I had two (well, I have about 60) I'd use them as a driver Power output about 0. Compared to the 2A3, I’ve spent a lot more time living with the 45 and the 300B, the type 10 and the 71a. Tube 46 or Röhre 46 ID2835, Double Grid Power Amplifier, UY-Base, 5 Pins (USA, April 1927) and Power/Output shown. Vacuum Tube Valley magazine says: "Very balanced, with great upper mid extension. Tube 6BQ5 or Röhre 6BQ5 ID3781, Vacuum Pentode, Noval, 9 pin miniature (USA pico-9) B9A and Power/Output shown. from Radiomuseum. [rmxtube-en] Tube 2A3-B or Röhre 2A3-B ID31957, Triode, vacuum, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power/Output shown. Prized possessions, a pair Mar 23, 2018 · In early samples the tube was probably even constructed this way by mounting two 45 elements in one tube. ca. A tube must not draw a grid current reducing the negative bias unless it is gas filled. New Products. / Radio & Notes; This "2A3" amplifier Amplificateur PP-2A3 Ampl/Mixer Radio-MJ M. pins / tip: x 137 x 54 mm / x 5. Tube prices: 3 Tube prices (visible for members only) Information source: Essential Characteristics, GE 1973 Taschenbuch zum Röhren-Codex 1948/49 - - Manufacturers Literature Tube 2A3-C or Röhre 2A3-C ID31958, Triode, vacuum, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power/Output shown. New & NOS power tubes from Electro-Harmonix, Genalex, JJ & other US made tubes! Email Password Confirm Password Source: Also Tube Lore II, page 80 Dimensions (WHD) incl. Text in other languages (may differ) Dimensions (WHD) incl. Similar to 2A3, derated to 3. Tube 6J7GT or Röhre 6J7GT ID2846, Vacuum Pentode, Octal (Int. | Browse our daily deals for even more savings! | Free shipping on many items! Troy Radio Mfg. USA : 35 : 2483A: 2A3 : 2 push-pull af output stages; power transformer for 25 Hz. A roundup of 2A3 tubes. Power type and voltage; Alternating Current supply (AC) / 110 Volt; Loudspeaker; 2 Loudspeakers Tube 6Н2П or Röhre 6Н2П ID18811, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and shown. org with this tube (valve, valves, valvola Nov 6, 2009 · These are two great tubes - in the top ten with 26, 300b, 2a3 etc. If you’re looking for an effective and affordable alternative to expensive NOS 2A3 tubes, go for Sovtek 2A3 Vacuum Tubes. 08 oz: Tube prices: 2 Tube prices (visible for members only) Tube 5U4 or Röhre 5U4 ID3387, Full-Wave Vacuum Rectifier, Octal (Int. . Modern manufacture reproduces this directly heated design. USA : 36 : 2677A: 57 : Push-pull af output stage; power transformer for 25 Hz. SET lovers will want an EL3N powered amp if they can find a source for the tubes; try www. For additional lowering the Vb, tube has to be set at the lower Va, which is not good - tube is the voltage device. Tube 6B4G or Röhre 6B4G ID3309, Triode, vacuum, Octal (Int. pins / tip: x 130 x 54 mm / x 5. This Sovtek model is the best 2A3 tube available on the market at the moment. Add to Wishlist. A tube is not a microphone - especially the Tube G 2A3 or Röhre G2A3 ID42591, Full-Wave Rectifier gas filled, Edison giant, E40 = 40 mm-Goliat and Power-supply shown. RCA 2A3 Vacuum Tube-Used-Fully Tested (Item 2A3 Author: Tung-Sol Subject: JA-FP-2005-10-29 Created Date: 10/29/2005 11:51:40 AM Tube 12AU7 or Röhre 12AU7 ID3585, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and Universal shown. Within a few months, this was changed to the more familiar double element type. , The Rudolph; Notes; Simplex Jukebox amp. pins / tip: x 217 x 58 mm / x 8. OUT OF STOCK. " Our stock of NOS JAN-CRC RCA 2A3 power tubes were made Tube 71A or Röhre 71A ID3600, Triode, vacuum, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power/Output shown. 28 inch: Weight: 225 g / 7. Glow in the Dark Audio showcases Kevin Davis’ personal collection of small-scale, DIY and one of a kind hifi audio gear, with a focus on single ended and push pull tube amplifiers and full range open baffle speakers. Note that the tube is already working with say mid or lower Va of 150V. Tube ECC 81 or Röhre ECC81 ID402, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and VHF shown. 61 x 3. Amplifier 30 W 2A3 T-7530, T-11W30 Ampl/Mixer Thordarson Electric Mfg. The military spec JAN-CRC RCA 2A3 vacuum tube is available now but limited. Tube 0A3 or Röhre 0A3 ID4072, Voltage Regulator, single, Octal (Int. The ECC81 tubes it came with were the Siemens ECC81 but unfortunately one tube popped when I first turned on the amp. ; Paris, build 1936, 5 tubes, France, pictures, schematics, semiconductors, Audio Amplifier or -mixer Devices Search Schematic Finder Schematics Requested Manufacturer Countries Audio New Pictures Tube VT- 95 or Röhre VT-95 ID18741, Triode, vacuum, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power/Output shown. This was changed about 1931-32 to ST12 bulb by most manufacturers. It is also a GREAT driver tube - maybe even the best. org, (I bought mine in Bangalore, India. Tube 5Z3 or Röhre 5Z3 ID3242, Full-Wave Vacuum Rectifier, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power-supply shown. Octal, IO) K8A, USA 1935 and Audio Frequency shown. Co. The 2A3 was also made with single plates, the so called mono plate 2A3 which is regarded as the best sounding 2A3 by many. ; Epinay sur Seine, build 1990 ??, 10 tubes, France, pictures, schematics Tube 45 or Röhre 45 ID3112, Triode, vacuum, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power/Output shown. Radio tubes are valves. The first 2A3 tubes were made by the major US manufacturers with a single element structure, similar in appearance to the type 47 structure. 13 inch: Weight: 59 g / 2. The original tube line up has to be UV199 if this model has arrived in 1923: The " USA : 35 : 2478A: 56 : Push-pull af output stage; power transformer for 25 Hz. Troy Radio Mfg. Get the best deal for 2a3 Tube from the largest online selection at eBay. Tube 53 or Röhre 53 ID2971, Double Triode, 7-Pin-Base U7B = medium, old, USA and Power/Output shown. Charles IL; Notes; 2 push-pull af output stages. It is a full rich sound, very dynamic. Feb 15, 2017 · A tube amplifier project from Costa Sarris, based on the Loftin-White circuit, using a 2A3 directly heated triode power tube. org; Model: Amplifier 2A3 - Troy Radio Mfg. Tube 6AX3 or Röhre 6AX3 ID4607, Half-Wave Vacuum Rectifier, Duodecar 12-pin, B12C Glass (USA 1961) and shown. Mar 8, 2018 · 2A3 tubes in general don’t come cheap and the stock tubes that come with the amplifier are a set of Electro Harmonix GOLD tubes which go for about $80/piece. ) The final wonderful thing about the EL3N is that it is a ‘green 2A3. Use of these parameters shall be entirely at the user's own risk. Tube 5930 or Röhre 5930 ID5938, Triode, vacuum, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power/Output shown. 10 makes a great preamp tube, and doesn't need to be run full on to sound good - it sounds good even with 5ma through it. Tube KX 2A3 or Röhre KX2A3 ID80986, Triode, vacuum, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power/Output shown. Add to Compare. Triode Spirit Amplifier 2A3 - 2300B Ampl/Mixer Verdier, Laboratoire J. 2A3. Tube 6AX4 or Röhre 6AX4 ID18670, Damper, booster, flyback diode, Octal (Int. Sovtek 2A3 Power Vacuum Tube (Editor’s Choice). Number of Tubes; 5; Valves / Tubes; 53 2A3 2A3 26 5Z3; Wave bands - without; Power type and voltage; Alternating Current supply (AC) Loudspeaker; Electro Magnetic Dynamic LS (moving-coil with field excitation coil) from Radiomuseum. 3K of Ri. The 2A3 is a tube that I’ve only recently come to appreciate, having owned a few now in the past 2 years after previously never having had one in almost 20 years of tube audio. Quick heater Tube 6N2 or Röhre 6N2 ID33927, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and Audio Frequency shown. / Radio & Television from Amplifier 2A3 to 825, model, United States of America (USA), 96 pictures, 66 schematics, 479 tubes, Radio This tube was originally made with an S14 bulb. 58 x inch: Tube prices: 2 Tube prices (visible for members only) Information source One of the most popular new old stock 2A3 types ever made. Octal, IO) K8A, USA 1935 and shown. ; Chicago IL, build 1937 ?, 12 pictures, 4 schematics, 10 tubes, United States of A tube should not generate inadequate hum or noise. 54 x 2. 2A3 (Brimar) @ Franks Electron Tubes 2A3 @ RadioMuseum. -J. org with this 1. ; Los Angeles, CA from Amplifier 2A3 to 825, United States of America (USA), 96 pictures, 66 schematics, 479 tubes Tube EC 52 or Röhre EC52 ID15825, Triode, vacuum, Loctal-9-Pin (B9G) and VHF shown. A tube should not develop any internal short, hot or cold. Indirect heated cathode version of 2A3 Tube NU- 2A3 or Röhre NU-2A3 ID76987, Triode, vacuum, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power/Output shown. External New Old Stock RCA 2A3 Vacuum Tube (Item: RDW-202) $125. Apr 19, 2021 · KX 2A3, Tube KX2A3; Röhre KX 2A3 ID80986, Triode, vacuum | Radiomuseum. 00. Tube 2A3H or Röhre 2A3H ID15147, Triode, vacuum, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power/Output shown. Octal, IO) K8A, USA 1935 and Power-supply shown. Tube EF 37A or Röhre EF37A ID19496, Vacuum Pentode, Octal (Int. pins / tip: 41 x 91 x mm / 1. / Radio & Television Co. TubeDepot carries a selection of 2A3 / 6A3 / 300B Power Vacuum Tubes. Also listed in Tube Lore I & II Dimensions (WHD) incl. 94 oz: Tube prices: 4 Tube prices (visible for members only) Information source: Essential Characteristics, GE 1973 Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 66, p. USA : 35 : 478A: 56 Tube 2S4S or Röhre 2S4S ID22870, Full-Wave Vacuum Rectifier, UY-Base, 5 Pins (USA, April 1927) and shown. org with this Pangamma AM/FM IF194 Ch= IF194A, IF194B 2A3 Radio Imca Radio; Alessandria, build 1949–1952, 25 pictures, 2 schematics, 20 tubes, Italy, semiconductors Even in pentode mode, the EL3N is a beautiful and exciting tube. Starting with a Ken-Rad tube likely from the 1940’s, an early 2000’s Sovtek Reflektor 2A3 (which is sonically the best of the lot here in my experience), Sophia’s mesh plate globe, JJ’s massive 2A3-40 and a Belgian 6B4G tube, which is actually just a 2A3 with a different base. Octal, IO) K8A, USA 1935 and Power/Output shown. org Tube KX 2A3 or Röhre KX2A3 ID80986, Triode, vacuum, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power/Output shown. BUT maybe is the solution choke load? L has to be minimum (should be calculated) 150Hy for these 2. ; St. radiomuseum. Valves / Tubes; 2A6 55 2A3 2A3 5Z3; Main principle; Audio-Amplification; Wave bands - without; Power type and voltage; Alternating Current supply (AC) / 110 Volt; Loudspeaker; Permanent or electro-dynamic (moving coil), system not known yet. 89 & 90 Mar 15, 2023 · BUT Vbattery is higher about 300V. Tube 6AV5 or Röhre 6AV5 ID18668, Beam Power Tube, Octal (Int. 39 x 2. Arcturus also made the tube with an S12 bulb Dimensions (WHD) incl. Number of Tubes; 16; Valves / Tubes; 6K7 6K7 76 6K7 6K7 6B7 76 76 6F7 2A3 2A3 2A3 2A3 45 5Z3 5Z3; Main principle; Superhet with RF-stage; ZF/IF 456 kHz; 3 AF stage(s) Tuned circuits; 9 AM circuit(s) Wave bands; Broadcast, Short Wave(s) and Police. You even can look up radio models with a certain tube line up. 5 W output power as class A amplifier. Tube PX 2A3 or Röhre PX2A3 ID84448, Triode, vacuum, UX-Base (4 Pins (2 thick, USA 1924, UX) and Power/Output shown. Tube DL 193 or Röhre DL193 ID26228, Vacuum Pentode, Miniatur-7-Pin-Base B7G, USA 1940 and Power/Output shown. Number of Tubes; 5; Valves / Tubes; 2A3 2A3 2A3 2A3 5Z3; Wave bands - without; Power type and voltage; Alternating Current supply (AC) / 115 Volt; Loudspeaker; Electro Magnetic Dynamic LS (moving-coil with field excitation coil) from Radiomuseum. Unfortunately I do not have any mono plate samples in my stock, so only bi plate 2A3s will be shown in this post. 141 (*)These specifications are provided 'as-is', with no warranty of any kind. org: RCA Radiotron Type 2A3 POWER AMPLIFIER TRIODE MECHANICAL DATA (Per tube) 40: 40: Ma: Load Resistance The 2A3 is an audio power triode that is still used in amplifier designs. I would like to test this tube using ultra-linear design in the future. Load delay of 10 to 15 seconds required. eybaztg euxfu hcvj drfuul smjzqk ywqqiaek arg iwxg vatxe fflxkq