Sylvania 6V4 / EZ80 Vacuum Tube Rectifier NOS NIB JAN3Q4 Milspec This GE 6EH4 tube tested

This GE 6EH4 tube tested to spec on our Paul Hart-calibrated TV7/U

new in box Sylvania Number 37 tube tested to spec on our Paul Hart-calibrated TV7/U

New / nominal transconductance is within one standard deviation of 1900

3 rather than 12

Sylvania 6V4 / EZ80 Vacuum Tube Rectifier NOS NIB JAN3Q4 Milspec This GE 6EH4 tube testedThis new old stock, new in box Sylvania 6V4 EZ80 rectifier tube tested to spec on Paul Hart calibrated TV7 U. It was made in Germany . 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