2 National Union NU 117Z4 117Z4GT Vacuum Tubes Valves NOS NIB Lot Of Two LowtechTwoo 8K new in box Tung-Sol 6BZ8

new in box Tung-Sol 6BZ8 / X155 tube tested to spec on our Paul Hart-calibrated TV7/U

(New 6SN7s typically test from 2600 micromhos and the Jackson expresses this as a percentage

nicely-matched pair of General Electric 12AU7/ECC82 dual triodes was tested on our Paul Hart-calibrated TV7/U for shorts

new in box GE 5 Star 5663 premium tube tested to spec on our Paul Hart-calibrated TV7/U

They have narrow gray plates and O getters

2 National Union NU 117Z4 117Z4GT Vacuum Tubes Valves NOS NIB Lot Of Two LowtechTwoo 8K new in box Tung-Sol 6BZ8These two National Union 117Z4GT 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