Matched Pair RCA 5Z4 Vacuum Tubes Valves Rectifiers Lot Of Two February 13 2024 This lot of four US-made

This lot of four US-made black glass as well as gray glass number / type 57 tubes was tested on our Paul Hart-calibrated TV7/U for shorts

This variety has black

6 volts on the filaments

This lot of three Sylvania 12BR7 tubes tested to spec on our Paul Hart-calibrated TV7/U

Tube One Plate Current Draw: 25

Matched Pair RCA 5Z4 Vacuum Tubes Valves Rectifiers Lot Of Two February 13 2024 This lot of four US-madeThis matched pair of RCA MANUFACTURED 5Z4 rectifier tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and emissions. Both tested 52 52 where minimum (65%) is 40 40. They have REI and Y3E date codes, respectively. 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