This is a project made to take care of an ever increasing need to prototype vacuum tube (valve) circuits. As you can see from the photos, it really is a test “board”. If you do a lot of work with tubes and love to design and improve circuits.You realy need to checkout this link:
http://diyaudioprojects.blogspot.com/2009/11/diy-vacuum-tube-prototyping-board.html
