4 US-Made Number / Type 41 #41 Vacuum Tubes Valves Coated Bottle Lot Of Four February 05 2026 Transconductance: 1410 / 1411 (New

Transconductance: 1410 / 1411 (New is approximately 1450)

IF IT APPEARS THE ITEM HAS ACTUALLY BEEN STOLEN

It measured 82/91 where minimum (65%) is 50/50 and 100% is 77/77

Special Features: none

4 US-Made Number / Type 41 #41 Vacuum Tubes Valves Coated Bottle Lot Of Four February 05 2026 Transconductance: 1410 / 1411 (NewThese four US made, coated bottle type number 41 tubes tested as follows on our Paul Hart calibrated TV7 U: 43, 55, 56 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