2 RCA 6GY5 Vacuum Tubes Valves NOS NIB Lot Of Two The Lost Years These US-made 12SF7 tubes were

These US-made 12SF7 tubes were tested on our Paul Hart-calibrated TV7 for shorts

new in box Sylvania-MANUFACTURED

Transconductance measured 49/50 for Tube One and 50/50 for Tube Two (RCA-LABELED)

flashing is excellent and the bases appear to be made of micanol

This has been the best-sounding LP I played today on Thanksgiving

2 RCA 6GY5 Vacuum Tubes Valves NOS NIB Lot Of Two The Lost Years These US-made 12SF7 tubes wereThis lot of two new old stock, new in box RCA 6GY5s 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