Sylvania Number / Type 37 #37 Vacuum Tube NOS NIB Anton Grigoriev beefy black plates: side O

beefy black plates: side O getters

It has a top

wire snubbers

This new old stock-testing matched pair of Ken-Rad 6V6GT output tubes was tested on our Maxi-Matcher 2 with 400 volts on the plates and a bias of -36 volts for shorts

They have an extra mica spacer for vibration suppression

Sylvania Number / Type 37 #37 Vacuum Tube NOS NIB Anton Grigoriev beefy black plates: side OThis new old stock, new in box Sylvania Number 37 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