Tubes Asylum Questions about tubes and gear that glows. FAQ |
|
In Reply to: RE: What is a "pinched waist" tube. posted by 2con on October 5, 2016 at 14:17:28:
If you do a search on the most known motors on the net for
6922 amperex pinched waist you will see a tube thinner in the
middle ;this is the most famous pinched waist valve
This post is made possible by the generous support of people like you and our sponsors:
Follow Ups
- RE: What is a "pinched waist" tube. - 2con 14:27:00 10/05/16 (0)