Matsushita 7AU7 Gold Pin Vacuum Tube Valve NOS-Testing Gebraucht Tray OG2 new in box RCA 6HS5

new in box RCA 6HS5 tested to spec on our Paul Hart-calibrated TV7/U

The spine is in fine shape with no loose pages

This matched pair of Ken-Rad Type 35 tubes was tested on our Paul Hart-calibrated TV7/U for shorts

but still usable especially in experimental situations where the tube might be damaged -- on our Paul Hart-calibrated TV7/U

They have an extra mica spacer for vibration suppression

Matsushita 7AU7 Gold Pin Vacuum Tube Valve NOS-Testing Gebraucht Tray OG2 new in box RCA 6HS5This Matsushita MANUFACTURED, Realistic Lifetime BRANDED, gold pin 7AU7 dual triode was tested on our TV7 U for shorts, gas and transconductance. There were no shorts or gas. It measured an almost perfectly balanced 76 77 where minimum (65%) is 56 56. I have played it in my Schiit Vali 2 headphone amplifier and it 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