3 General Electric GE 12AX4 Vacuum Tubes NOS NIB Lot Of Three 5Y4G Rectifier Transconductance readings are 30

Transconductance readings are 30

This National Union plate 813 output triode was tested on our Paul Hart-calibrated for shorts

32 and 52 where minimum (65%) is 36 and 100% is 55

They were made by Ken-Rad although one is branded "Crosley

3 General Electric GE 12AX4 Vacuum Tubes NOS NIB Lot Of Three 5Y4G Rectifier Transconductance readings are 30This lot of three new old stock, new in box GE 12AX4 tubes tested to spec on our Paul Hart calibrated TV7 U. 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 AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE PROTECTION COVERS ITEMS