Matched Quad Philips Miniwatt PCF80 9U8 Vacuum Tubes

Matched Quad Philips Miniwatt PCF80 9U8 Vacuum TubesThis matched pair of Philips Miniwatt PCF80 9U8 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. They measured 80 66, 80 70, 80 70 and 82 70, respectively where minimum (65%) is 57 57. 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

There are two GEs

The pressing is quite good with a few pops and crackles and I would give it a 7-7

INTRUSIVE AND DRACONIAN GERMAN PACKAGING REGULATIONS -- AND THE SEVERE FINES AND PRIVACY INTRUSIONS ASSOCIATED WITH THEM -- WE NO LONGER SHIP TO GERMAN ADDRESSES

This EP is a music sampler recorded in Soviet-occupied Lithuania in 1963 featuring Shostakovitch

This Groove Tube GT-ECC83-S / ECC83 / 12AX7 dual triode was tested on our Paul Hart-calibrated TV7/U for shorts

new in box Sylvania 10GK6 tubes tested to spec on our Paul Hart-calibrated TV7/U

This Sylvania 12AU7 / ECC82 dual triode was tested on our Paul Hart-calibrated TV7/U for shorts

Plate current draw was 33

There were no shorts or gas and transconductance measured as follows:

new in box industrial-grade GE 6679 / 12AT7 dual triode was tested on my Hickok 600A for shorts

This double CD played fine in my Denon DCD-1650AR

likely by GE