Telefunken PC88 4DL4 Vacuum Tube Gold Pin NOS NIB Raytheon NOS-Testing new in box RCA 19T8

new in box RCA 19T8 tube tested to spec on our Paul Hart-calibrated TV7/U

where minimum (65%) is 38/38

I have played them in my Radio Craftsman RC2 monoblocks and they sound outstanding even though they test on the cusp

This matched pair of RCA triple mica 6CL6 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

Telefunken PC88 4DL4 Vacuum Tube Gold Pin NOS NIB Raytheon NOS-Testing new in box RCA 19T8This new old stock, new in box Telefunken MANUFACTURED, Sonotone LABELED PC88 4DL4 tube tested to spec on our Paul Hart calibrated TV7 U. It has gold pins and a diamond in its base with a n inverted (mirror image) "25" code. 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.