RCA Radiotron Number / Type 80 Vacuum Tube Rectifier Black Plates Shoulder ST Shape 6AS8 Nonal T30 This tube has beautiful

This tube has beautiful

They are still stapled in their boxes

These six US-made 6S4A tubes were tested on our Paul Hart-calibrated TV7/U for shorts

Tube Two (Ameco-BRANDED) measured 21

RCA Radiotron Number / Type 80 Vacuum Tube Rectifier Black Plates Shoulder ST Shape 6AS8 Nonal T30 This tube has beautifulThis RCA Radiotron type 80 rectifier tube was tested on our Paul Hart calibrated TV7 U. It measured 56 52 where minimum (65%) is 40 40 and 100% is 62 62. It has a D getter; a silkscreened base; good flashing and an 817 date code. . 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