Cunningham 6C6 Vacuum Tube Beautiful Gray & Silver Shoulder ST Style Engraved / Stamped Base Toshiba 6CG7 NOR IS THERE A WAY

NOR IS THERE A WAY TO DETERMINE WHETHER THEY MAY HAVE FATAL FLAWS

This RCA 6S8GT tube was tested to spec on our Paul Hart-calibrated TV7/U

new in box RCA 6DW4B tubes tested to spec on our Paul Hart-calibrated TV7/U

This Soviet-era pressing has very-light surface noise audible only in quiet passages

These two Philco 6U7 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

Cunningham 6C6 Vacuum Tube Beautiful Gray & Silver Shoulder ST Style Engraved / Stamped Base Toshiba 6CG7 NOR IS THERE A WAYThis RCA Cunningham 6C6 tested at 38 on our Paul Hart calibrated TV7 U where minimum (65%) is 31. It has a nifty, nostalgic Coke bottle shape; gray and silver coatings and an engraved stamped base. 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