3 RCA 5Z4 VT-74 CRC-5Z4 Vacuum Tubes Milspec Rectifier Lot Of Three 48 Fortyeight I have played it in

I have played it in my Alan Eaton single-ended 45 amplifier with an adapter and it sounds outstanding

This new old stock-testing United Electron 31LQ6 tube tested 120 on our Paul Hart-calibrated TV7/U

47 and 54 where minimum (65%) is 36 and 100% is 55

These eight US-made 6BQ6 / 6CU6 tubes tested as follows on our Paul Hart-calibrated TV7/U:

It has 9AX date codes

3 RCA 5Z4 VT-74 CRC-5Z4 Vacuum Tubes Milspec Rectifier Lot Of Three 48 Fortyeight I have played it inThese four milspec Sylvania 5Z4 rectifier tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and emissions. They tested 50 50, 51 51 and 51 52 respectively, where minimum (65%) is 40 40. 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