Amperex 4GK5 Vacuum Tube Valve NOS NIB Kapp 1008

Amperex 4GK5 Vacuum Tube Valve NOS NIB Kapp 1008This Amperex 4GK5 tube tested to spec on our Jackson 648 Mutual Conductance tester. 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 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 IT. PLEASE ALSO SEE

They have DM and 939 date codes

It has dual O getters

Transconductance measured 28

Stock Number 0158 rheostat

Please note Tube Two’s centering pin is missing

This trio of US-made 6X4 tubes was tested on our Paul Hart-calibrated TV7/U for shorts

Tube One (GE-MANUFACTURED

79/77 where minimum (65%) is 50/50

new in box GE 12FX8A tubes tested to spec on our Paul Hart-calibrated TV7/U

63-29 188-20 date/EIA codes

new in box GE 12EQ7 tube tested to spec on our Paul Hart-calibrated TV7/U

This LP is in nice shape