General Electric EI 40KG6 40KG6A PL509 Vacuum Tube Valve NOS NIB 6HG8 T05 This milspec RCA 1642 dual

This milspec RCA 1642 dual triode was tested on our Paul Hart-calibrated TV7/U

new in box milspec RCA JAN-CRC-12SW7 tubes tested to spec on our Paul Hart-calibrated TV7/U

There are light-to-moderate pops and ticks which are not overly-intrusive as this is a fairly-loud album

Tube Two measured 19

They have shoulder / Coke bottles and are perfect for the restorer who wants absolute historical accuracy

General Electric EI 40KG6 40KG6A PL509 Vacuum Tube Valve NOS NIB 6HG8 T05 This milspec RCA 1642 dualThis new old stock, new in box EI MANUFACTURED, GE BRANDED 40KG6A PL509 tube tested to spec on our Paul Hart calibrated TV7 U. As you can see, it was made in Yugoslavia. 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