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Tube Substitutions for:
F443N
Vacuum Pentode

Type	Substitutes	Base Diagram
F443N	L497D, F443, P460_Triotron, TM-3G-BF25
Web References	F443N (Philips) @ Franks Electron Tubes? F443N (Philips) @ Franks Electron Tubes? F443N (Philips) @ Franks Electron Tubes? F443N @ Radiomuseum

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