Raytheon 6AL11 Vacuum Tube Valve NOS NIB Marilyn McCoo There are two GEs

There are two GEs

Transconductance measured 56 for Tube One and 57 for Tube Two where minimum (65%) is 40

new in box matched pair of Sylvania gray glass 7C5 tubse was tested on our Maxi-Matcher 2 with 400 volts on the plates and a bias of -36 volt for shorts

new in box GE 6V3A tubes tested tested to spec on our Paul Hart-calibrated TV7/U

new in box RCA 17KV6 tubes tested to spec on our on our Paul Hart-calibrated TV7/U

Raytheon 6AL11 Vacuum Tube Valve NOS NIB Marilyn McCoo There are two GEsThis new old stock, new in box Raytheon 6AL11 tube 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 TO