General Electric GE 35Z5 35Z5GT Vacuum Tube Replacement Set Transconductance measured 3900/4500 micromhos

Transconductance measured 3900/4500 micromhos

6/1980 where new 6F6s measure from approximately 2000 micromhos with plate current draw in the 20s

I do not have the ability to test them and they are being sold as-is with no returns

They're a bit microphonic

This variety has gray

General Electric GE 35Z5 35Z5GT Vacuum Tube Replacement Set Transconductance measured 3900/4500 micromhosThis GE 35Z5GT tube tested 52 our Paul Hart calibrated TV7 U where minimum (65%) is 40. 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 UP TO $250 IN VALUE.