Westinghouse 868 Phototube Photo Tube Vacuum Tube Valve NOS NIB

Westinghouse 868 Phototube Photo Tube Vacuum Tube Valve NOS NIBThis Westinghouse 868 photo tube is new old stock and new in box. Thats about all I can tell you about it I welcome testing suggestions; but what I could find out about these types of tubes is that they are very hardy and only seem to go bad from mechanical abuse. BECAUSE OF THE BIZARRE, INTRUSIVE AND DRACONIAN GERMAN PACKAGING REGULATIONS AND THE SEVERE FINES AND PRIVACY INTRUSIONS ASSOCIATED WITH THEM WE NO LONGER SHIP TO GERMAN ADDRESSES. WE WILL

new in box premium Sylvania milspec 6C4WA tested to spec on our Paul Hart-calibrated TV7/U

There are five Sylvania 6N7 / 6N7 GT tubes in this lot

Two are Mullard and the third is American

Transconductance measured (From left to right): 46 and 48 where minimum (65%) is 30

great flashing and goal post getters

new in box RCA 6BK4 / 6BK4A tubes tested to spec on our Paul Hart-calibrated TV7/U

These three GE 6BC5 tubes tested to spec on our Paul Hart-calibrated TV7/U

I am playing it now in my Musical Paradise 301 MK 3 (with an adapter

Tube One measured 80 while Tube Two measured 82 where minimum (65%) is 46 and 100% is 71

I have played them (with adapters

This LP sounds very good with nary a pop and tick

It has excellent silkscreening and fD4 B7E1 date/provenance codes