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Tube Substitutions for:
ECH3
Triode-Hexode
TypeSubstitutesBase Diagram
ECH3MECH3
Web ReferencesECH3 (Philips) @ Franks Electron Tubes?
ECH3 (Philips) @ Franks Electron Tubes?
ECH3 (Philips) @ Franks Electron Tubes?
ECH3 @ Radiomuseum


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