4 Sylvania 6U7 6U7G Vacuum Tubes Lot Of Four 6AV5 Octal Both tubes measured 69 where

Both tubes measured 69 where minimum (65%) is 55

The Hickok-tested 6AV5 tested 4200 micromhos where new/nominal is 3900

They are dead quiet when the SACD player is muted but are not recommended for this amp -- which was designed for 6SN7s -- as they not only break up early

copper support rods and good flashing

new in box GE 6AS8 tubes tested to spec on our Paul Hart-calibrated TV7/U

4 Sylvania 6U7 6U7G Vacuum Tubes Lot Of Four 6AV5 Octal Both tubes measured 69 whereThese four Sylvania MANUFACTURED 6U7G tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. They tested (from left to right) as follows: 44, 52, 55 and 55 where minimum (65%) is 40. 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