Raytheon 40KG6 Vacuum Tube Valve NOS NIB 8CG7 Radio Craftsmen Transconductance: 1400 / 1762

Transconductance: 1400 / 1762

Transconductance: 1410 / 1411 (New is approximately 1450)

new in box RCA 6W4GT tubes tested to spec on our TV7

where minimum (65%) is 50/50 and 100% is 77/77

This new old stock-testing matched pair of RCA clear top 12HG7 tubes was tested on our Paul Hart-calibrated TV7/U (on the 12BY7 setting) for shorts

Raytheon 40KG6 Vacuum Tube Valve NOS NIB 8CG7 Radio Craftsmen Transconductance: 1400 / 1762This new old stock, new in box Raytheon 40KG6 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