Sylvania 6SF7 Vacuum Tube NOS NIB Scarabus Stereo LP excellent flashing and copper support

excellent flashing and copper support rods

Transconductance measured 2000/1900 micromhos for Tube One and 2000/2000 micromhos for Tube Two

These tubes are the equivalent of the Chinese / Russian 6J1 and 6J2

For those who enjoy the historical aspects of this being one of the first concept albums on what appears to be a very early pressing

Sylvania 6SF7 Vacuum Tube NOS NIB Scarabus Stereo LP excellent flashing and copper supportThis Sylvania 6SF7 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 $250 IN VALUE. IF AN ITEM IS