5 Tung-Sol 6AK6 Vacuum Tubes NOS NIB Lot Of Five 5763 Nonal T60

5 Tung-Sol 6AK6 Vacuum Tubes NOS NIB Lot Of Five 5763 Nonal T60These five new old stock, new in box Tung Sol 6AK6 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 UP

GM-Delco-BRANDED 6AX8 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box National Union type 43 tubes tested to spec on our Paul Hart-calibrated TV7/U

a clear top

new in box 14BR11 tubes tested to spec on our Paul Hart-calibrated TV7/U

This new old stock-testing Sylvania 6L6GC was tested on our Maxi Matcher 2 for shorts

Transconductance was 1240 for Tube One and 1380 for Tube Two where new/nominal is within one standard deviation of 1900

Brands are indicated on the boxes

It has a diamond in its base with a 135 code

These seven US-made 5V6GT tubes tested as follows on our TV7/U: 40

IN WELL OVER 8000 SALES

This Philco 5Y4G rectifier tube tested 54/49 where minimum (65%) is 40/40 and 100% is 62/62

IF IT'S NOT LISTED