1a7gt tube data booklet

My tube manual indicates that these tubes are video amplifiers. The only reason that comes to mind is that if two tubes have slightly different sound qualities i could blend their characteristics at this point if say an rca and a zenith are inserted together in one side of the amp. The summer propagation isnt as good as in the winter, so i switch to listening to tube sets more than the crystal radios. Out of the tube pile, i picked a 6jt8 and pulled up the datasheet on the tube. Click to see all 6sn7 6sn7gt 12sn7 12sn7gt in stock. Tube substitution list 1a3 1z2 to replace use these are parallel filament circuits. If the page is blank click here rca 6fq7 6cg7 datasheet. The tube list at the tube center is very extensive, as is our inventory of vacuum tubes, grid caps, sockets, valves and capacitors. New listing vintage jan chy 5692 6sn7 cbs tube black plate brown basetube tested.

This is an almost perfect tube for these little radio projects. From a pricing vantage point other than the one time purchase of the adapters there is a big difference in price for the tubes. Quality russian 6j51p tube was made in ussr for the military equipment. Vacuum tube 1a7gt, pentagrid converter antique electronic.

Data from or other sources as supplied by john atwood. Octal battery tubes were only made as glas types 1a7g, 1a7gt. Etc, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors. Numbers shown in light blue background are coldcathode tubes. The 1a7gt is designed for battery superhet radio receiver use. Tube test data for use with tube testers i177, i177a, and i177b page 6 note e the tubes listed below should not be tapped when testing for shorts because damage to the tube may result. Essential characteristics, ge 1973 taschenbuch zum rohrencodex 194849. I found a large amount of matched pairs tektronix, inc. The tube list at esrc1 vacuum tubes is very extensive, as is our inventory of vacuum tubes, grid caps, sockets, valves and capacitors. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes. Ge essential characteristics, the whole 228 page book in an indexed pdf file big, 11mb. Tube 12sg7 or rohre 12sg7 id2636, vacuum pentode, octal int.

Tube 1h5gt or rohre 1h5gt id2944, diodetriode, octal int. This tube has a diode, triode and pentode all under one glass. Our preferred method of payment is via wire transfer of funds. I have more than 100 pieces, most of them were made in 60s and 70s, this batch is from 1962 complete tube data is in every single box, like big transmitting us wwii tubes. The local oscillator is formed between the cathode and grid 2. The information contained on this website is for information only. The 1a7gt is a filament type pentagrid converter designed for service as a combined mixer and oscillator.

We list the 1a7 because some schematics list as 1a7. As back in the era, similar schematic and service info was available for purchase from sources such as sams photofacts, but these printings were a nocost bonus for readers. Radio service data sheets these schematics, tuning instructions, and other data are reproduced from my collection of vintage radio and electronics magazines. Nos tube specification sheet nos tube specification sheet. Note that the radio is transformerless and the tube filaments derive their power from 120v mains while in series with a 15uf 250v nonpolarized. Notify me of updates to 6j51p 6zh51p 6ej7 ef184 tube. The tube list at abc vacuum tubes is very extensive, as is our inventory of vacuum tubes, grid caps, sockets, valves and capacitors. 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. Downloads, supreme instruments manuals, tube data, and. The obvious differences are the pinouts loctal vs octal. We do not know these differences as the 3bs2b tube data is not available.

Its summertime which means its time to build little tube radios again. Colonial model 652 5tube broadcast shortwave superhet radio service data sheet march 1935 radiocraft. With almost datasheets and the visitor counter indicates over 4000. There might need to be a discussion on what 6l6 tube cliff has modeled.

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. 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. I thought you might like some photos of this prototype, including the cooling chimney make form a small fibre plant pot cut to size it cools the valve very effectively. Mullard gz32 nos branded amperex mint in original box wonderful sub for the 5v4 tube. The basic research i have done between the 2 tubes using tube data sheets and they seem to indicate very similar characteristics. Also i wonder in question q1 if both input tube grids need to be engaged with the volume pot. This is a suitable replacement for any gz325v4gcv593 tube type.

The brimar cv4004 is an excellent uk made 12ax7 with a quasi boxed anode. New listing vintage jan chy 5692 6sn7 cbs tube black plate brown base tube tested. Over the years i have amassed many tv tubes and many of these tubes are interesting because they contain many tube sections in one package. Follow the links on the left to find the tubes, valves, sockets, grid caps, and capacitors for your antique radio, ham radio, hifi stereo, or other electronic piece. Double triode, 6h8c datasheet, 6h8c circuit, 6h8c data sheet. Philips 7581a power tubes data sheet in thread fractal. The pulsating electron flow is screened by grid 3 from the oscillator and grid 5 from the anode. Tube 1a7gt or rohre 1a7gt id2618, pentagridconverter heptode, octal int. Since he puts 5881 next to the 6l6, this tells me it might be the 6l6wgb which is very different from the 6l6gc.

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. Complete tube data is in every single box, like big transmitting us wwii tubes. I am working on scanning and placing on this page the entire rca hb3 tube manual. I have more than 100 pieces, most of them were made in 60s and 70s, this batch is from 1962. Ecc8112at7 page 1 of 4 franks electron tube data sheets.