4 US-Made Number / Type 41 #41 Vacuum Tubes Lot Of Four 7R7 Loktal T08o Admiral-BRANDED 5Y3GT rectifier tube was

Admiral-BRANDED 5Y3GT rectifier tube was tested on our Paul Hart-calibrated TV7/U for shorts

It is dead quiet when the preamp is muted and has excellent frequency response and dynamics even though it tests poorly

rectangular mica spacer as well as a rectangular bottom spacer

new in box US-made 22BH3 tubes tested to spec on our Paul Hart-calibrated TV7/U

This is a well-preserved LP

4 US-Made Number / Type 41 #41 Vacuum Tubes Lot Of Four 7R7 Loktal T08o Admiral-BRANDED 5Y3GT rectifier tube wasThese four US made type number 41 tubes tested as follows on our Paul Hart calibrated TV7 U: 30, 52, 55 and 58 where minimum (65%) is 40 and 100% is 62. 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