4 Super Silvertone 12A8 12A8GT Vacuum Tubes Lot Of Four RCA Camden Stereo almost-perfectly-matched pair of Ken-Rad 6SJ7s

almost-perfectly-matched pair of Ken-Rad 6SJ7s was tested on our Paul Hart-calibrated TV7/U for shorts

These tubes have banded phi-shaped mica spacers

ONE IS MISSING

70/79 and 75/76 where minimum (65%) is 50/50 and 100% is 77/77

This recording has a very nice dynamic range

4 Super Silvertone 12A8 12A8GT Vacuum Tubes Lot Of Four RCA Camden Stereo almost-perfectly-matched pair of Ken-Rad 6SJ7sThese four Super Silvertone 12A8GT tubes were tested for shorts, gas and transconductance on our Paul Hart calibrated TV7 U and measured as follows: 32, 32, 36 and 48 where minimum (65%) is 29. 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 SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST FORMS OF SHIPPING EXCEPT