SKU:52779855696
Cunningham 6F6 6F6G Vacuum Tube Shoulder ST Shape Gray And Silver Bottle
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USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
Description
Cunningham 6F6 6F6G Vacuum Tube Shoulder ST Shape Gray And Silver BottleThis Cunningham 6F6G output tube was tested on our Maxi Matcher with 325 volts on the plates and a bias of 36 volts for shorts, gas and transconductance. There were no shorts or gas. It drew 20. 4 milliamps' plate current and measured 2000 micromhos where new 6F6s measure from approximately 2000 micromhos or so with plate current draw in the 20s. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY
black plates and nice hot-stamped bases
Tube One measured 29 while Tube Two measured 31 where minimum (65%) is 22 and 100% is 34
Transconductance measured 22 where minimum (65%) is 15
These two RCA 6AY3 tubes tested to spec on our Paul Hart-calibrated TV7/U
new in box Super Silvertone 1J6G tube tested to spec on our Paul Hart-calibrated TV7/U
54/54 and 54/54 where minimum (65%) is 40/40
new in box RCA 33GY7A tubes tested to spec on our Paul Hart-calibrated TV7/U
Five are Sylvania and one is National Union
new in box GE 5AU4 rectifier tube tested to spec on our Paul Hart-calibrated TV7/U
new in box RCA 6BG6G output tube was tested on our Maxi-Matcher (with an adapter) with 400 volts on the plates and a bias of -48 volts for shorts
These four US-made
new in box GE 6GF7A tubes tested to spec on our Paul Hart-calibrated TV7/U
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Exchange/Return Notes
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- Final sale items are not eligible for returns or exchanges.
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