RCA 12AH7 12AH7GT VT-207 Vacuum Tubes Hytron Solid Gray It has a dimpled-sheet getter

It has a dimpled-sheet getter

Transconductance measured 3100 micromhos for Tube One with a current draw of 27

37 and44 where minimum (65%) is 25

This Hytron JAN-CHY-12SN7GT milspec dual triode was tested on our Paul Hart-calibrated TV7/U for shorts

but that was the fashion back in the 1940s

RCA 12AH7 12AH7GT VT-207 Vacuum Tubes Hytron Solid Gray It has a dimpled-sheet getterThis RCA 12AH7GT VT 207 tube was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 64 68 where minimum (65%) is 50 50 and 100% is 77 77. 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