Vacuum tubes, sockets, capacitors, nixie and electron tube accessories. What you are now doing is supplying 6 volts between both pin 4 and 5 and pin. The summer propagation isnt as good as in the winter, so i switch to listening to tube sets more than the crystal radios. Click to see all 6sn7 6sn7gt 12sn7 12sn7gt in stock. Versions of the tube are named ecc88, e88cc, 6922, 6n23p, and 6n11. Complete tube data is in every single box, like big transmitting us wwii tubes. I have more than 100 pieces, most of them were made in 60s and 70s, this batch is from 1962. I am working on scanning and placing on this page the entire rca hb3 tube manual. Typical radio receiver and amplifier circuits 1 2 3 4 5 6 7 8 9 10 11 12 14 15 16. The only hitch is that the 7199 is a 6 volt filament so what you do is connect pin 4 and 5 of the 12ax7 together and supply filament voltage between this point and pin 9. Swagelok tube fittings is that the tubing must be softer than the fitting. Has anyone seen a full datasheet with graphs for 6fc7ecc89 tube.
The 6dj8 is a miniature ninepin medium gain dual triode vacuum tube. Screen dissipation maxw these specifications are provided asis, with no warranty. 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. Ge essential characteristics, the whole 228 page book in an indexed pdf file big, 11mb. Some 6336a tube data recommended a maximum of 500k for the grid resistors in some applications and also a minimum of 200 ohm for cathode resistance. The obvious differences are the pinouts loctal vs octal. This database has been accessed 162323 times since january 1, 2001. It is distinguished by its very high transconductance, mostly the result of its frame grid construction.
I have rewired many circuits for 7199s to accept 12ax7 tubes. If you have never used this facility before, click the help link. The primary use is as a class a voltage amplifier with resistancecapacitance coupling. About nj7p tube database search the resource is currently listed in in a single category. The basic research i have done between the 2 tubes using tube data sheets and they seem to indicate very similar characteristics. Silver jacket mutual transconductance gm test data. The tube database search site cgi scripts by justin poirier. The coupling capacitor and the grid resistor form a voltage divider. 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.
Yes actual nos some tubes test nos but have a few hours on them. Nos nib raytheon usa jancrp1007 silver jacket vacuum. In82 blue dream nixie clock in black brilliance case. The tube manufacturer chooses these values to provide acceptable serviceability of the tube, taking responsibility for the effects of changes in operating conditions due to variations in characteristics of the tube under consideration. The only document that i can find on 6fc7 does not have any graphs. Ib merchandise and publications can be purchased through the ib store at. Except for higher heater current, its a direct plugin replacement for the 6dj8, ecc88 and 6922. The main category is vacuum tube resources that is about vacuum tube, electron tube, thermionic valve, valve resources. Supreme instruments manuals, tube data, and schematics.
Based on the limited info i can find on the internet, both 6fc7ecc89 and ecc84 have partial varimu characteristics and are suitable for agc in a cascode configuration. 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. If you have a tube manual cross reference the pin connections between the 2 tube types. Antique radio forums view topic 7199 tube replacement. From a pricing vantage point other than the one time purchase of. The 6n24p double triode is designed for amplification of highfrequency voltage in cascade circuits of radio equipment of wide use. Downloads, supreme instruments manuals, tube data, and. 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. Before the advent of semiconductor devices, thousands of tube types were used in consumer and industrial electronics. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes, or discharge tubes. Welcome to the tube data sheet locator, a popular web resource for finding data on vacuum tubes. The 6n1p has similar ratings to the 6dj8 and in the past was sometimes rebranded as such, however differences between the two types the 6n1p. The commonly used corner frequency is 5 hz so you would want about. Notify me of updates to 6j51p 6zh51p 6ej7 ef184 tube.
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