4 GM Delco 5BE8 Vacuum Tubes Valves NOS NIB Lot Of Four September 10 2025 new in box RCA 17AY3

new in box RCA 17AY3 / 17AY3A / 17BS3 / 17BS3A tubes tested to spec on our Paul Hart-calibrated TV7/U

Tube One measured 40/44 while Tube Two measured 42/46 where minimum (65%) is 25/25 and 100% is 38

This matched pair of RCA 6AQ5 output tubes was tested on our Paul Hart-calibrated TV7/U for shorts

tall bases

36 and 48 where minimum (65%) is 29

4 GM Delco 5BE8 Vacuum Tubes Valves NOS NIB Lot Of Four September 10 2025 new in box RCA 17AY3These four new old stock, new in box US made 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