Sylvania 6SF7 Vacuum Tube NOS NIB Scarabus Stereo LP

Sylvania 6SF7 Vacuum Tube NOS NIB Scarabus Stereo LPThis 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

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

excellent flashing and copper support rods

This historical recording sounds pretty good

This lot of six US-made mesh plate

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

This LP is in nice shape with only a few pops and ticks here and there

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

47 and 54 where minimum (65%) is 36 and 100% is 55

6 milliamps with a transconductance of 3060 micromhos while Tube Two measured 24

These two industrial-grade RCA 1851 pentodes were tested on our Paul Hart-calibrated TV7/U for shorts

Bottles: medium height

This RCA 6080 / 6AS7 dual triode output tube was tested on our Paul Hart-calibrated TV7/U for shorts