3 US-Made 6CM7 Vacuum Tubes NOS NIB Lot Of Three Stevens These seven US-made 6B7 tubes

These seven US-made 6B7 tubes tested as follows on our Paul Hart-calibrated TV7/U:

(New US-made 6AU6s typically test within one standard deviation of 2300 micromhos

One is an early 1X2

I have played it in one of my Radio Craftsmen RC-2 monoblocks (with an adapter

3 US-Made 6CM7 Vacuum Tubes NOS NIB Lot Of Three Stevens These seven US-made 6B7 tubesThese three new old stock, new in box US made 6CM7 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 UP