10 Vintage Tung - Sol 6V6GT Tubes Black Top Amplitrex Strong 6v6 6v6g




Item History & Price

Information:
Reference Number: Avaluer:52659041Model: 6V6GT
MPN: 6V6GTType: Vacuum Tube
Brand: Tung-Sol
Original Description:
10 Vintage Tung-Sol 6V6G TubesWelcome to another Vintage-Electric listing!
All items are 100% guaranteed. Up for sale are ten Tung-Sol 6V6GT tubes. All made in the U.S. and of vintage production.  All test as very good tubes with strong Gm and Ip. No gas, no shorts. Most test ~90-95%.Tubes are quiet with low noise and microphonics (listening to tubes while tapping them during AT1000 tests). Clean pins and glass. Black tops. No loose bits inside. Keyways... intact. Tight bases, but a few have slight play. Two have base cracks (the Motorola branded tube and the brown base tube).
Tested at real operating voltages on an Amplitrex AT1000 tester in fixed bias mode, the most conservative test. Tubes ran-in 15 min ea. before tests to ensure stability.

 AT1000 test results:Tube 1- Gm: 3900 µmohs.Ip:43.0 mA.
Tube 2- Gm: 4040 µmohs.Ip: 42.8 mA.
Tube 3- Gm: 3910 µmohs.Ip: 42.4 mA.
Tube 4- Gm: 3920 µmohs.Ip: 40.6 mA.
Tube 5- Gm: 3750 µmohs.Ip: 40.4 mA.
Tube 6- Gm: 3860 µmohs.Ip: 39.5 mA.
Tube 7- Gm: 3830 µmohs.Ip: 39.4 mA.
Tube 8- Gm: 4100 µmohs.Ip: 39.2 mA.
Tube 9- Gm: 3900 µmohs.Ip: 39.2 mA.
Tube 10- Gm: 4270 µmohs.Ip: 38.0 mA.

Nominal/new 6V6 tube- 
Gm: 4000-4100 µmohs, Ip: 42-45 mA. Minimum good 6V6GT tube: 
~2650 µmohs. AT1000 test parameters: 
250v plate, 250v screen, -12.5v bias.  In conclusion-
All test as very good tubes. All are free from shorts, gas or grid emission. Money back guarantee you will not be disappointed.  All my items are 100% guaranteed to arrive as represented for 30 days upon arrival. My mission is to make you happy with your purchase. I offer a full refund if you are not satisfied.All items are professionally packed to arrive safely with no extra handling costs.  All tube pins are treated with De-Oxit and cleaned with a fine wire brush. All tubes are tested for GM & plate current on an Amplitrex AT1000 in fixed bias modeor a calibrated Hickok TV-7D/U. I've been selling vintage electronics since 1999 with perfect ebay feedback and many happy, satisfied customers.   Terms & Conditions:Payment must be received within 3 days of the auction end date. Items described to the best of my ability. Items 100% guaranteed to arrive safely and test as represented for 30 days.Unless requested, all items will be shipped by U.S. Priority Mail. Heavier items will be shipped via UPS. My guarantee is VOID if you- (A) use these in an circuit not designed to run this part or tube type; (B) use in a circuit that has NOT been restored or serviced. Delinquent buyers will be reported to ebay. No extended warranties are implied on any item. If you have questions, please contact me BEFORE bidding. By bidding you confirm that you have read, understand and accept these terms and conditions. Thank you and happy bidding! 



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