Telefunken PC88 4DL4 Vacuum Tube Gold Pin NOS NIB Raytheon NOS-Testing 4 dB (-92 dB is

4 dB (-92 dB is the Maxi-Matcher's noise floor)

the centering pin is missing on Tube One and Tube Two's base is cracked

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

Side Four has a scratch which is not too-intrusive

Telefunken PC88 4DL4 Vacuum Tube Gold Pin NOS NIB Raytheon NOS-Testing 4 dB (-92 dB isThis 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.