Sylvania 7B8 Vacuum Tube Valve NOS NIB The Pajama Game new in box Japanese-made Westinghouse

new in box Japanese-made Westinghouse 26LX6 tube tested to spec on our Paul Hart-calibrated TV7/U

46 and 52 where minimum is (65%) is 36 and 100% is 55

4-17 188-5 and 2-48 188-5 date/provenance codes

Transconductance measured 40

Sylvania 7B8 Vacuum Tube Valve NOS NIB The Pajama Game new in box Japanese-made WestinghouseThis is a Dutch auction for new old stock, new in box Sylvania 7B8s. You must indicate the quantity you want. Etsy will indicate how many are available. They have been tested on our Paul Hart calibrated TV7 U and all test to spec. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHELEC" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY