04-30-2017, 09:46 AM
You can see the specs and pin outs for tubes at http://www.nj7p.info/ then click on "Tube SQL Database" and enter the tube number and click "Lookup".
Another great tube supplier is Bob Dobush at Find A Tube: http://www.findatube.com/
Another great tube supplier is Bob Dobush at Find A Tube: http://www.findatube.com/