Raytheon 6L7 Vacuum Tube NOS-Testing 19BG6G Octal T39 210 5213 and no provenance/date

210 5213 and no provenance/date codes

There are two new old stock

This lot of five new old stock

These four US-made 6AB4 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box milspec Sylvania JHS-5977 tubes in this lot

Raytheon 6L7 Vacuum Tube NOS-Testing 19BG6G Octal T39 210 5213 and no provenance/dateThis new old stock testing Raytheon 6L7 tube was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. It measured 32 27 where minimum (65%) is 18 18 and 100% is 28 28. 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.