Home  Resources  References  Tubes  Forums  Links  Support  Sale 

Tube Substitutions for:
4689
Vacuum Pentode

Type	Substitutes	Base Diagram
4689	EL5/375
Web References	4689 (Philips) @ Franks Electron Tubes? 4689 (Philips) @ Franks Electron Tubes? 4689 @ Radiomuseum

© 1996-2021 Nostalgia Air