Friend
Check this business..... They know Tubes:
https://www.tubeworld.com
Use the search engine on the web page to research 12AX7, 6AQ8, and KT88 or KT90. Pay attention to the comments from the folks at Tubeworld as you research the tubes.
Check this business..... They know Tubes:
https://www.tubeworld.com
Use the search engine on the web page to research 12AX7, 6AQ8, and KT88 or KT90. Pay attention to the comments from the folks at Tubeworld as you research the tubes.