12 US-Made 6KY8 6KY8A Vacuum Tubes Valves NOS NIB Lot Of Twelve 6AU6A MK 3

12 US-Made 6KY8 6KY8A Vacuum Tubes Valves NOS NIB Lot Of Twelve 6AU6A MK 3This lot of twelve new old stock, new in box US made 6KY8A 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

They tested 54

It has excellent flashing

They have NU 188-5 and 3-09 188-5 date/provenance codes

These three Sylvania 6F5s were tested on our Paul Hart-calibrated TV7/U for shorts

This new old stock-testing matched pair of RCA 1625 / VT-136 output triodes was tested on our Paul Hart-calibrated TV7/U for shorts

Plate current measured 20

D getter and a 4-09 188-5 date / provenance code

Plate current measured 17

Magnavox-LABELLED 6CW5 tube tested to spec on our Paul Hart-calibrated TV7/U

You get the following:

respectively and bottom

am showing both sides of the watch to make identification as easy as possible