5 Sylvania 6W6 6W6GT Vacuum Tubes NOS NIB Lot Of Five

5 Sylvania 6W6 6W6GT Vacuum Tubes NOS NIB Lot Of FiveThis lot of five new old stock, new in box Sylvania 6W6GT tubes tested to spec on our Paul Hart calibrated TV7 U. One is Sylvania MANUFACTURED but Philco LABELED. 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

new in box Raytheon BH rectifier tube has not been tested yet

It measured 58/50 where minimum (65%) is 40/40 and 100% is 62/62

This softcover book is in very good condition and comes from a non-smoking household

This National Union Type NY-235 / 235 / 35 tube was tested on our Paul Hart-calibrated TV7/U for shorts

WE HAVE A MODEST SELECTION OF LIGHTING SUPPLIES TUBES

This (most likely) Sylvania-MANUFACTURED Wizard-BRANDED number / type 80 rectifier tube was tested on our Paul Hart-calibrated TV7/U

This matched pair of GE 6AK5 tubes was tested on our Paul Hart-calibrated TV7/U

Transconductance measured 50/58

This Matsushita 12FQ7 dual triode was tested on our Paul Hart-calibrated TV7/U for shorts

This pressing has light to lightly-moderate surface noise audible in quiet passages and barely-audible in voice-level passages

This new old stock-testing Sylvania 6N6G tube was tested on our Paul Hart-calibrated TV7/U for shorts

44/50 and 52/50 where minimum (65%) is 40/40 and 100% is 62/62