4 General Electric GE 10C8 Vacuum Tubes Valves NOS NIB Lot Of Four Vinyl LP CL 1105 I am playing them in

I am playing them in my Bottlehead Crack headphone amplifier as I write

new in box milspec Ken-Rad JAN-CKR6H6 / VT-90 / 6H6 tubes tested to spec on our Paul Hart-calibrated TV7/U

66 and 71 where minimum (65%) is 42

Sylvania-BRANDED 13GB5 / XL500 tube tested to spec on our Paul Hart-calibrated TV7/U

Tube Two (triode): 32

4 General Electric GE 10C8 Vacuum Tubes Valves NOS NIB Lot Of Four Vinyl LP CL 1105 I am playing them inThese four GE 10C8 tubes tested to spec on our Paul Hart calibrated TV7 U. 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 2021 WE PURCHASED 150,000 VACUUM TUBES. IF IT'S NOT LISTED, WE PROBABLY HAVE IT. PLEASE ALSO SEE OUR