Raytheon Number / Type 42 #42 Vacuum Tube NOS NIB

Raytheon Number / Type 42 #42 Vacuum Tube NOS NIBThis new old stock, new in box Raytheon type 42 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

This new old stock-testing matched pair of Sylvania 6AU6A tubes was tested on our Paul Hart-calibrated TV7/U for shorts

8 where new / nominal is within one standard deviation of 1900

This matched pair of RCA-MANUFACTURED gray glass 6K6GT tubes was tested on our Maxi-Matcher tube tester with 325 volts on the plates and a bias of -36 volts

There is a crack in the base

new in box industrial grade 1B4 / #951 National Union tube tested to spec on our Paul Hart-calibrated TV7/U

but most should work in most circuits

These appear to be one of the most-rugged shoulder-shaped 6BG6G tube variety made

firmly-cemented to their bases

new in box Raytheon 1X2B tube tested to spec on our Paul Hart-calibrated TV7/U

All I can tell you about this new old stock

The Phoibos PX002 has a tapered bracelet

Sold as-is