RCA 8CX8 Vacuum Tube Valve NOS NIB Symphony

RCA 8CX8 Vacuum Tube Valve NOS NIB SymphonyThis new old stock, new in box RCA 8CX8 tube tested to spec on our Paul Hart calibrated TV7 U. BECAUSE OF THE BIZARRE, INTRUSIVE, PETTY AND DRACONONIAN GERMAN PACKAGING REGULATIONS AND THE SEVERE FINES AND PRIVACY INTRUSIONS ASSOCIATED WITH THEM WE NO LONGER SHIP TO GERMAN ADDRESSES. WE WILL HAPPILY SEND YOUR PACKAGE TO A NEIGHBORING COUNTRY OR MAKE SUITABLE ARRANGEMENTS. IN 2021 WE PURCHASED 150,000 VACUUM TUBES. IF IT'S NOT LISTED, WE PROBABLY HAVE

This matched pair of black plate Hytron 6V6GT output tubes was tested on our Maxi-Matcher 2 for shorts

ladder plates and side D-getters

new in box Sylvania 36AM3B tube tested to spec on our Paul Hart-calibrated TV7/U

They're a bit microphonic

new in box milspec 5719 / AF5-719A tubes in this listing

They have 1-43 188-5 and 3-52 188-5 date/provenance codes

noise or gas and it tested as follows:

anode radiators for cooler operation and longer tube life and saucer getters

It teats below spec but should work fine in many applications

The pressing is quite quiet and I would give it an 8-8

It has a sheet getter

Tube One measured 30 while Tube Two measured 32 where minimum (65%) is 22 and 100% is 49