General Electric GE 8156 Vacuum Tube Valve NOS NIB Matched Pair 12SL7 these tubes were made in

these tubes were made in the Soviet Union during the Cold War and as such should be great for Godless Death Metal music

One was made in the Netherlands and the other

These tubes dissipate an additional three watts -- or so -- more than EL34s with standard skinny bottles

This perfectly-matched pair of RCA gray plate 5763 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

LIGHT BULBS ARE GUARANTEED GOOD ON SHIPMENT

General Electric GE 8156 Vacuum Tube Valve NOS NIB Matched Pair 12SL7 these tubes were made inThis new old stock, new in box GE 8156 tube tested to spec on our Paul Hart calibrated TV7 U. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE PROTECTION COVERS ITEMS UP TO $250 IN