Sylvania 1G4 1G4GT/G Vacuum Tube NOS NIB September 05 2023 2 milliamps and transconductance was

2 milliamps and transconductance was 2460 micromhos for Tube One (Raytheon-BRANDED)

It measured 60/60 where minimum (65%) is 40/40 and 100% is 62/62

black and silver bottles and 6-52 188-5 and 3-09 188-5 provenance/date codes

1 milliamps with a transconductance of 2640 micromhos while Tube Two measured 30

US-made number / type 89 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

Sylvania 1G4 1G4GT/G Vacuum Tube NOS NIB September 05 2023 2 milliamps and transconductance wasThis new old stock, new in box Sylvania 1G4GT G tube 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 UP TO