The 12av6 is a double diode triode designed for radio receiver applications. The information contained on this website is for information only. The valve came in three heater versions the 3av6 at 3. General electric 66 6au6wb vacuum tube new old stock excellent condition original box tested on a hickok ks 15874l2 cardmatic tube tester. Tube is used good filament tested for continuity only, otherwise untested. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes. Herein you will find a collection of vintage engineering texts, vacuum tube datasheets, and other obsolete information, presented free of charge and without annoying advertisements. This testing started as a thread on the diyaudio forums. Using car radio space charge tubes in aa5 type radios, three sets, 1st with low voltage rf and if. Nos tube specification sheet nos tube specification sheet. The 1n34a diode can be left out and the two plate electrodes pins 5,6 will act as a detector.
Typical use would be detector, agc rectifier and first audio amplifier. Tube 12av6 or rohre 12av6 id1070, double diodetriode, miniatur7pinbase b7g, usa 1940 and audio frequency shown. The 12au7 and its variants are a miniature ninepin b9a base mediumgain dual triode vacuum tube. The 12av6 was commonly used as a detector and first audio amp in old fivetube table radios. As of 3505, i have finished scanning the general section, receiving tubes part 1, receiving tubes part 2, miscellaneous, specialpurpose receivingtype tubes, thyratron, ignitron, and glowdischarge tubes, and most of the transmitting tubes, as well as all. Vacuum tube 12av6, diode, dual triode combines a high mu triode and two independent. Under the 6av6 same as the 12 volt heater unit except for. The thin glass tube envelope is 18 mm in diameter, and excluding the b7g base pins is 47 mm tall. Try searching the tube data sheet locator, the worlds biggest index of tube datasheets other pages online with tube. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. Please see the substitutes at the top of the page for more details.
It permits a single tube to function as detector, avc rectifier, and audio amplifier. Find great deals on ebay for 12av6 tube and 50c5 tube. While the book says one tube has a gain of 70 and the other a gain of 100 that may only come into play at certain plate voltages and grid bias. Here is the data from the rca tube manual rc19 for similar. We carry over 5,000 radio and vacuum tubes in stock every day and we ship world wide. Data from or other sources as supplied by john atwood. Free antique radio schematics, manuals, and schematics for. Also the conar data on the bama site says a is 3 and d is 18, with the diodes they are 1 and 16. Late 1920s uv204a rca transmitter vacuum tube black. Everyone should build at least one regenerative radio receiver.
General electric 66 6au6wb vacuum tube new old stock. Can i compare this 12av6 to a tube of the 127 series. The information below is accurate to the best of our knowledge. Substitutes are given as a guide only please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. Vacuum tubes radio tubes 5,000 different tubes in stock. I still dont know the manufacturer of this particular tube. This story began several years ago with rumors that the 6av5 was a possible substitute for the 6b4. So you could have a gain of 100 from a 12av6 tube at a plate voltage of 70 volts but most acdc sets run them at at a plate voltage of 35, 40 or 50 volts, one thing that i have noticed is that the plate. These french made 6am6s have an incredible very detailed low noise floor and are probably the best sounding 6am6s pm07 ef91.
Triplett 3444 and 3444a tube tester instruction manuals with schematics and parts list adobe pdf files triplett 3444 instruction manualschematic. Tynes book saga of the vacuum tube originally published by howard w sams inc. It was developed around 1946 by rca engineers in camden, new jersey, under developmental number a4522. But im still sticking with tungsol as my best guess. These 6am6s tubes are compatible with little dot headphone amps and tube buffers using the ef91 6am6 m8083 tube. With almost datasheets and the visitor counter indicates over 4000.
We are not responsible for any malfunctions of equipment due to inaccuracies in these tables. Like the similar 6at6 this design specification was interpreted by several manufacturers. Please give your contribute add a tube to this list. Tubes free delivery possible on eligible purchases. Most postwar european thermionic valve vacuum tube manufacturers have used the mullardphilips tube designation naming scheme special quality variants may have the letters sq appended, or the device description letters may be swapped with the numerals e. Hickok test instruments free manuals, tube data, and schematics. Ive got lots more tubes for the vintage radios, auto.
This interesting book targets beginner builders but is also technical enough for builders of any level. I looked up both tubes in the rca tube manual rc19. The tube list at esrc1 vacuum tubes is very extensive, as is our inventory of vacuum tubes, grid caps, sockets, valves and capacitors. Antique radio forums view topic 6av6 tube unusual test. We have general electric usa, not ukand rca recieving tube manuals for sale, as well as the rca transmitting tube manual tt4, and a book of data on western electric tubes. In most cases the tubes manufactured to the european system have an exact equivalent tube in the american system and vice versa. Check my feedback to see what quality of products i sell. It is basically the design of the 6av6 tube triode. Building vacuum tube guitar and bass amplifiers guytronix. The 6av6 was designed for signal detection, agc detection rectification and first audio voltage amplifier in superhet radio sets.
On most tube testers, a tube that goes off the scale indicates that either the. The heathkit data book that i have says a 6av6 triode should be 1 and 21 while the diodes are 1 and 43 so you might see if those settings give more useful results. It was released for public sale under the 12ax7 identifier on september 15, 1947. Vacuum tube 12av6, diode, dual triode antique electronic supply. It belongs to a large family of dual triode vacuum tubes which share the same pinout retma 9a. Tubes for industry, music, ham radio, the audiophile. I177 series tube tester settings data antique airwaves.
International buyers assume all responsibility for shipped merchandise. Late 1920s uv204a rca transmitter vacuum tube with hard to find black porcelain upper and lower sockets. Undated 16 page settings data book from 1944 contract i177 tester. I am working on scanning and placing on this page the entire rca hb3 tube manual. 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. Vacuum tube 12av6, diode, dual triode amplified parts. The construction has a central triode with the two. Tinos book takes you buy the hand and details amplifier building from start to finish. Buy 100 x 7pin gold teflon vacuum tube socket fr 12ba6 12at6 35w4 6al5 6663 6eh5 6x4. The 12av6 combines a high mu triode and two independent diode units in the 7 pin miniature. Ever wanted to build your own tube amplifier from scratch but did not know how or where to start.1330 916 204 1507 129 1383 1201 472 486 1222 774 1331 531 587 435 894 1652 755 424 383 148 776 1424 1572 945 174 1230 1493 1328 1196 195 840 240 134 853 1103 1104 995 464 829 1498 172 1208