3 US-Made 6S8 6S8GT Vacuum Tubes Valves NOS NIB Lot Of Three Type Grid Cap It has 9AX date codes

It has 9AX date codes

Tube Two lacks most markings and I believe it was military surplus and had its markings removed as memories of the war were a little too fresh

This new old stock-testing matched pair of Philips Miniwatt PCF80 / 9U8 tubes was tested on our Paul Hart-calibrated TV7/U for shorts

This matched trio of RCA 6BY5GA tubes were tested on our Paul Hart-calibrated TV7/U for shorts

Transconductance measured 58 for Tube One and 59 for Tube Two where minimum (65%) is 40

3 US-Made 6S8 6S8GT Vacuum Tubes Valves NOS NIB Lot Of Three Type Grid Cap It has 9AX date codesThese three new old stock, new in box US made 6S8GT tubes 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