Realistic Radio Shack Gold Clad 3V4 Vacuum Tube NOS NIB Grayston Burgess new in box matched pair

new in box matched pair of Raytheon 6SD7GT / JAN-CRP-6SD7GT pentodes was tested on our Paul Hart-calibrated TV7 for shorts

I am playing it now in my Musical Paradise 301 MK 3 (with an adapter

This lot of seven RCA industrial-grade 1852 (6AC7) tubes was tested on our Paul Hart-calibrated TV7/U for shorts

Tube Two measured 10

They tested (from left to right

Realistic Radio Shack Gold Clad 3V4 Vacuum Tube NOS NIB Grayston Burgess new in box matched pairThis new old stock, new in box Realistic (Radio Shack) Gold Clad 3V4 tube tested to spec on our Paul Hart calibrated TV7 U. It was made in the US, likely by GE. 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