calhoun tubbs
New member
Raytheon Black plate 12ax7 tubes matched triodes. No gas leaks or shorts. Print condition vary.
Graded as very strong. Tested: micro-ohms, grid emissions, circuit transfer, gas leaks, shorts,
life test. 1600 micro-ohms on EMC 206 is average Gm. Tested again on B&K 707.
All pricing includes PP and shipping
Generic white box comes with each tube. No DOA merchandise. No junk tubes. Great USA made vintage quality.
4 tubes, matched triodes
$31.00 each, shipped and PPl'd
https://pix.sfly.com/2KPf-h
https://pix.sfly.com/SQp-NA
https://pix.sfly.com/xH09hM
Graded as very strong. Tested: micro-ohms, grid emissions, circuit transfer, gas leaks, shorts,
life test. 1600 micro-ohms on EMC 206 is average Gm. Tested again on B&K 707.
All pricing includes PP and shipping
Generic white box comes with each tube. No DOA merchandise. No junk tubes. Great USA made vintage quality.
4 tubes, matched triodes
$31.00 each, shipped and PPl'd
https://pix.sfly.com/2KPf-h
https://pix.sfly.com/SQp-NA
https://pix.sfly.com/xH09hM
