3 US-Made 14BL11 Vacuum Tubes NOS NIB Lot Of Three Hamlet new in box Philco 25CU6

new in box Philco 25CU6 / 25BQ6 / 25BQ6GTB tube -- and another just like it -- tested to spec on Paul Hart-calibrated TV7/U

They tested (from left to right) as follows: 81%

Tube One measured 30 while Tube Two measured 32 where minimum (65%) is 22 and 100% is 49

I am playing them with adapters (not included) in one of my Radio Craftsmen RC-2 monoblocks and they sound great

3 US-Made 14BL11 Vacuum Tubes NOS NIB Lot Of Three Hamlet new in box Philco 25CU6These three new old stock, new in box US made 14BL11 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