6 US-Made Number / Type 84 #84 6Z4 Vacuum Tubes Lot Of Six И Романсы It has a micanol base

It has a micanol base

3180 micromhos

This trio of RCA 6K7 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

but were fine at all volume levels in the MP-301

Transconductance measured 57 for Tube One and 58 for Tube Two where minimum (65%) is 40

6 US-Made Number / Type 84 #84 6Z4 Vacuum Tubes Lot Of Six И Романсы It has a micanol baseThese six US made 84 6Z4 rectifier tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and emissions. There were no shorts or gas. They measured (from left to right, top to bottom): 42 34, 43 49, 44 45, 44 52, 47 43 and 49 50, respectively where minimum (65%) is 40 40 and 100% is 62 62. 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