6 RCA 6A8 Vacuum Tubes Valves Large Logos Lot Of Six 6EA8 Nonal T23 T30

6 RCA 6A8 Vacuum Tubes Valves Large Logos Lot Of Six 6EA8 Nonal T23 T30These six Large Logo RCA 6A8 tubes tested as follows on our Paul Hart calibrated TV7 U: 42, 46, 47, 47, 48 and 49 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 MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY

This lot of three RCA 6X5GT rectifier tubes was tested on our Paul Hart-calibrated TV7/U for shorts

100% is 56/56

Tube One measured 29 while Tube Two measured 32 where minimum (65%) is 22

It has a bottom

The Zenith is hermetically-sealed and could not be tested

34 and 38 where minimum (65%) is and 100% is

new in box Sylvania 14C5 tubes tested to spec on our Paul Hart-calibrated TV7/U

4 milliamps' plate current while Tube Two drew 21

Transconductance measured 74/75 for Tube One and 75/76 for Tube Two where minimum (65%) is 50/50

Tube Two measured 1490/23

Tube One: 63/64

They are lightly microphonic and not suitable for environments with excessive vibration