4 RCA 12L6 12L6GT Vacuum Tubes Valves Lot Of Four 3AW3 Octal Transconductance measured (From left to

Transconductance measured (From left to right): 42

I am listening as I write and this album sounds pretty good

RF shielding

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

They are not suitable for guitar amp application as they are somewhat microphonic

4 RCA 12L6 12L6GT Vacuum Tubes Valves Lot Of Four 3AW3 Octal Transconductance measured (From left toThis quad of RCA 12L6GT tubes was tested on our Paul Hart calibrated TV7 U or shorts, gas and transconductance. There were no shorts or gas. From left to right, they measured 59, 63, 67 and 70, respectively, where minimum (65%) is is 45 and 100% is 69. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHELEC" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED