3 European PCF802 9U8 Vacuum Tubes Lot Three 6 Lot Of Six They are dead quiet when

They are dead quiet when just the amplifier is running and have excellent frequency response

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but not in guitar amps and other environments with loud noise and/or excessive vibration

Tube One measured 64/64 while Tube Two measured 66/66 where minimum (65%) is 50/50 and 100% is 77/77

This lot of four US-made type 43 tubes was tested our Paul Hart-calibrated TV7/U for shorts

3 European PCF802 9U8 Vacuum Tubes Lot Three 6 Lot Of Six They are dead quiet whenThis lot of three Western European PCF802 9U8 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. They measured 89 65, 89 69 and 105 105, respectively where minimum (65%) is 57 57 and 100% is 88 88. 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