Matched Pair RCA 6CL6 Vacuum Tubes Black Plate Triple 3 Mica NOS-Testing August 30 2023

Matched Pair RCA 6CL6 Vacuum Tubes Black Plate Triple 3 Mica NOS-Testing August 30 2023This new old stock testing matched pair of RCA black plate triple mica 6CL6 tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 44 and 46 where minimum (65%) is 30 and 100% 46. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT

This lot is ideal for art applications and in prototyping a circuit where a tube may be damaged and you need a few who won't be missed if they are damaged

new in box Sylvania 6SH7 tubes tested to spec on our Paul Hart-calibrated TV7/U

This RCA black plate 6LQ6 tube tested 80 on our Paul Hart-calibrated TV7/U where minimum is 54 and new is 100

This new old stock-testing matched pair of RCA 12B4A tubes was tested on our Paul Hart-calibrated TV7/U for shorts

This is a Dutch auction

new in box Raytheon 12K5 tube tested to spec on our Paul Hart-calibrated TV7/U

It has gray

46 and 52 where minimum is (65%) is 36 and 100% is 55

There is nothing I can say about this item except that I could not test it

60 and 60 where minimum (65%) is 40

This RCA 872A rectifier tube appears gently-used

Please see the final picture to read about its full details