Home Reference Bench Resources Humor Links About Us Our Host   Useful Resources     Resources: Vacuum Tube Sources CRT Sources Repair Parts Sources Companies to Service Your Scope Sources for Tektronix Manuals Here's an interesting page about vacuum tubes: Ake's Tubedata   Tek and Tektronix are trademarks of Tektronix, Inc. Not affiliated with, or supported by, Tektronix, Inc. Last modified on  4/28/08 12:54:30 PM