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Tube Substitutions for:
1945
Current Regulator, Iron in Hydrogen

Type	Substitutes	Base Diagram
1945
Web References	1945 (Philips) @ Franks Electron Tubes? 1945 (Philips) @ Franks Electron Tubes? 1945 (RCA (HB3)) @ Franks Electron Tubes? 1945 @ Radiomuseum

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