2 RCA 33GY7 33GY7A Vacuum Tubes NOS NIB Lot Of Two

2 RCA 33GY7 33GY7A Vacuum Tubes NOS NIB Lot Of TwoThese two new old stock, new in box RCA 33GY7A tubes 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

though they are labeled differently

new in box Sylvania 17BF11 tube -- and another just like it -- tested to spec on our Paul Hart-calibrated TV7/U

This matched pair of Sylvania 6BL7GT dual triodes was tested on our TV7/U for shorts

short base

new in box GE 33GY7A tubes tested to spec on our Paul Hart-calibrated TV7/U

The 7025 has somewhat-different gain characteristics than the standard 12AX7

copper support rods and gray plates

These two new old stock

new in box GE 6J6 / 6J6A tubes tested to spec on our Paul Hart-calibrated TV7/U

This Philco 5Y4G rectifier tube tested 54/49 where minimum (65%) is 40/40 and 100% is 62/62

This new old stock-testing Silvertone round plate type 56 triode was tested on our Paul Hart-calibrated TV7 for shorts

rounded dark-gray plates