Raytheon 40KG6 Vacuum Tube NOS NIB Reprocessed This lot of four RCA

This lot of four RCA 6AC7s was tested on our Paul Hart-calibrated TV7/U for shorts

They are microphonic and are fine in the preamp stage of my MP-301 and other gentle environments

Tubes Three and Four measured 73/70 and 75/72

48 and 51 where minimum (65%) is 32 and 100% is 49

The GEs are civilian and the National Union is milspec

Raytheon 40KG6 Vacuum Tube NOS NIB Reprocessed This lot of four RCAThis 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