Mytron 6BQ7 6BQ7A Vacuum Tube Valve NOS NIB For Your Schiit

Mytron 6BQ7 6BQ7A Vacuum Tube Valve NOS NIB For Your SchiitThis new old stock, new in box Mytron 6BQ7A tube tested to spec on our Paul Hart calibrated TV7 U. I played it in my Schiit Vali 2 headphone amplifier. It worked fine and sounded great. 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

62 and 68 where minimum (65%) is 42

These four RCA-Cunningham engraved / hot-stamped-base type / number 41 tubes tested as follows on our Paul Hart-calibrated TV7/U:

new in box Westinghouse 6CS6A tube tested to spec on our Paul Hart-calibrated TV7/U

This new old stock-testing lot of six Tung-Sol black glass 6K6GT tubes were tested on our Maxi Matcher 2 with 325 volts on the plates and a bias of --36 volts for shorts

Plate current draw was 31 milliamps for both

This tube has very nice flashing

likely Tung-Sol-MANUFACTURED) measured 31 while Tube Two (no silkscreening 6AK5-LABELED

new in box RCA 7Q7 tubes tested to spec on our Paul Hart-calibrated TV7/U

top to bottom):

Plate current draw was 19

slanted-D getters

gray plates