Click to see all 6sn7 6sn7gt 12sn7 12sn7gt in stock. From a pricing vantage point other than the one time purchase of the adapters there is a big difference in price for the tubes. Swagelok tube fittings is that the tubing must be softer than the fitting. Ptfe has the lowest coefficient of friction of all polymers.
The 1943, 1949 and 1959 sylvania tube manuals online. These sockets are designed for the best possible connections to the tube while allowing full air flow around the socket for more than adequate tube cooling. Complete tube data is in every single box, like big transmitting us wwii tubes. The 12bh7a is also 38 taller than a 12au7, and draws twice the heater current 150ma more than the 12au7. But if it is microphonic, it may still be a fun tube to try in your phaseinverter position if youve got a 12ax7 there now microphony will not be a problem in the pi. We have designed the grid and cathode connections using full contact finger stock to insure that you have the best rf connection possible. Also i wonder in question q1 if both input tube grids need to be engaged with the volume pot. This data is scanned and may contain errors caused by the ocr software. 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. Double triode quick reference data anode current ia10ma transcoductance s5,5mav amplification 60 heating heating is indirect by ac od dc, with serial or parallel supply. If you have never used this facility before, click the help link. It also has slightly less plate resistance, with slightly higher transconductance, but near equivalent amplification factor of the 12au7. Ecc8112at7 page 1 of 4 franks electron tube data sheets.
This link is listed in our web site directory since thursday jan 3 2008, and till today nj7p tube database search has been followed for a total of 2187 times. Medium 7pin other characteristics of this type are the same as for type 6n7. Downloads, supreme instruments manuals, tube data, and. This link is listed in our web site directory since thursday jan 3 2008, and till today nj7p tube database search has been followed for a total of 2187. In my listening experience, these 12bz7 are very, very clear articulate, and tend to emphasize treble a bit. Notify me of updates to 6j51p 6zh51p 6ej7 ef184 tube. With almost datasheets and the visitor counter indicates over 4000. The same can be said for the glass sweep tubes which were no more than a couple of dollars in the 1960s. I found a large amount of matched pairs tektronix, inc. A rca53 class b twin amplifier the 53 is a heatercathode type of tube.
The obvious differences are the pinouts loctal vs octal. 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. The brimar cv4004 is an excellent uk made 12ax7 with a quasi boxed anode. If i wanted a 572b tube new, i would only consider rf parts and then only order their taylor tube with the longest warranty. Screen dissipation maxw these specifications are provided asis, with no warranty. 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 tube is completely removable and insertable from the anode side of the chassis. From a pricing vantage point other than the one time purchase of.
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. Radio service data sheets these schematics, tuning instructions, and other data are reproduced from my collection of vintage radio and electronics magazines. May 28, 2014 the gi7bt is a very rugged metal ceramic tube built during the cold war for use on russian tanks and other military vehicles. January 1939 radiocraft table of contents wax nostalgic about and learn from the history of early electronics. This data booklet is provided with aqa alevel chemistry question papers. Alevel chemistry specimen data booklet chemistry aqa. Every effort has been made to insure the accuracy of this reference, however, i assume no liability for the results of using information contained herein. Our preferred method of payment is via wire transfer of funds. Tube 6ag7 or rohre 6ag7 id3125, vacuum pentode, octal int. Welcome to the tube data sheet locator, a popular web resource for finding data on vacuum tubes. Ge essential characteristics, the whole 228 page book in an indexed pdf file big, 11mb.
Eirc electronic tubes factory data sheet ecc8112at7 page 1 of 4 telephone. Can the 7af7 be rolled in for a 6sn7 in any pre amp using the 6sn7 i currently use a blue circle bc. The socket can be mounted either on top of a chassis or sub mounted below a chassis which is pressurized for forced air. Quality russian 6j51p tube was made in ussr for the military equipment. Antique radio forums view topic question on 6sg7 tube. These sockets are professionally crafted by k4poz and w4zt to provide you the best socket for your retrofit or new construction project.
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 have more than 100 pieces, most of them were made in 60s and 70s, this batch is from 1962. About nj7p tube database search the resource is currently listed in in a single category. The resource is currently listed in in a single category. For more equivalents you can use the search warning.
The key to selecting proper tubing for use with metal. Barkhausens valveequation tube data end of life values tube data sheet information tube glossary rohren glossar tube parameters. The basic research i have done between the 2 tubes using tube data sheets and they seem to indicate very similar characteristics. Since i am still fairly new to tube building i am surprised that so few components need to be changed when doubling up tubes. The main category is vacuum tube resources that is about vacuum tube, electron tube, thermionic valve, valve resources. The tube database search site cgi scripts by justin poirier. It should be much faster than the old server at my house. Many of these items have been discontinued by the manufacturer. The gi7b t is a very rugged metal ceramic tube built during the cold war for use on russian tanks and other military vehicles.
Note that the radio is transformerless and the tube filaments derive their power from 120v mains while in series with a 15uf 250v nonpolarized. Out of the tube pile, i picked a 6jt8 and pulled up the datasheet on the tube. Df6na datasheets gi7b similar to aeg lda also gi70b same tube no cooler, metalceramic transmitting triode up to 9 cm. It is a thermionic valve of the power pentode type. Also i have halved the value and doubled up the output tube grid resistors. My tube manual indicates that these tubes are video amplifiers. You will find these tubes that have white ceramic and some that have pink or. Basic data electrical parameters heater voltage, v 12. The gi7bt is a more ruggedized version of the same tube featuring a fatter ceramic element but otherwise the same as the thinner gi7b. This database has been accessed 151402 times since january 1, 2001. Rca53 class b twin amplifier the 53 is a heatercathode type of tube. We strive to keep as many product in our warehouse, however, once stock is depleted, sometimes it. I change this directory structure often and your links will not work correctly.