General Electric GE 6AX3 Vacuum Tube Valve NOS NIB SMAS-11419

General Electric GE 6AX3 Vacuum Tube Valve NOS NIB SMAS-11419This new old stock, new in box GE 6AX3 tube 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 TO $250 IN

new in box RCA 1R5 tubes tested to spec on our Paul Hart-calibrated TV7/U

54 and 65 where minimum (65%) is 48

Both are exactly-the-same internally

rounded rectangle

new in box RCA 6BN4A tubes tested to spec on our Paul Hart-calibrated TV7/U

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

It measured an almost-perfectly-balanced 59/57 where minimum (65%) is 40/40 and 100% is 62/62

This matched pair of RCA 6FQ7 / 6CG7 dual triodes was tested on our TV7 for shorts

top O getters and large anode radiators for cooler operation and extended tube life

They have engraved / hot-stamped bases on is Champion-branded and the other is Zenith

Tube Three (diodes): 56/53

This Cunningham narrow bottle 25Z5 tube was tested on our Paul Hart-calibrated TV7/U for emissions