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Tube Substitutions for:
4687
Voltage Regulator, single
Type
Substitutes
Base Diagram
4687
Web References
4687 (Philips) @ Franks Electron Tubes?
4687 (Philips) @ Franks Electron Tubes?
4687 (Mullard) @ Franks Electron Tubes?
4687 (Mullard) @ Franks Electron Tubes?
4687 (Mullard) @ Franks Electron Tubes?
4687 @ Radiomuseum
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