Hoffman 6AF4 6AF4A Vacuum Tube Valve NOS NIB Dirigent Deutsche The GM-LABELED ones all have

The GM-LABELED ones all have 312 Sylvania EIA codes

new in box RCA Number 37 tube tested to spec on our Paul Hart-calibrated TV7/U

These three RCA-MANUFACTURED 6U7 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

THE PRODUCT DEVELOPMENT AND IMPROVEMENT CYCLE IS OVER

great flashing and black

Hoffman 6AF4 6AF4A Vacuum Tube Valve NOS NIB Dirigent Deutsche The GM-LABELED ones all haveThis Hoffman 6AF4A tested to spec on our Hickok 800. BECAUSE OF THE BIZARRE, INTRUSIVE, CRUEL 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 OUT ETSY SISTER SITE