RCA 872A Vacuum Tube Valve Rectifier 4 NOS Lot Of Four SOMETIMES THERE ARE INITIAL SCANNING

SOMETIMES THERE ARE INITIAL SCANNING DELAYS

Transconductance measured 49

50 and 60 where minimum is (65%) is 36 and 100% is 55

BUT THAT DEPENDS ON THE LUCK OF THE DRAW

62 and 68 where minimum (65%) is 42

RCA 872A Vacuum Tube Valve Rectifier 4 NOS Lot Of Four SOMETIMES THERE ARE INITIAL SCANNINGThis RCA 872A rectifier tube is used; came from an excellent lot and should work fine. If I can find or you provide tester settings, I will test it. Otherwise it is sold as is. 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