2 National Union NU 25Z5 Vacuum Tubes Valves Shoulder / Coke Bottle NOS NIB Lot Of Two 6W4GT T15 red tip (low noise) 6CG7

red tip (low noise) 6CG7 / 6FQ7 dual triode was tested on our Paul Hart-calibrated TV7/U for shorts

Fortunately the wire is still there and replacing the pin should not be too difficult

1 milliamps

Transconductance measured 49/49 where minimum (65%) is 36/36

2 National Union NU 25Z5 Vacuum Tubes Valves Shoulder / Coke Bottle NOS NIB Lot Of Two 6W4GT T15 red tip (low noise) 6CG7These two new old stock, new in box National Union 25Z5 tubes tested to spec on our Paul Hart calibrated TV7 U. They have shoulder ST Coke bottle bottles and dimpled sheet getters BECAUSE OF THE BIZARRE, INTRUSIVE 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