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Tube Substitutions for:
QQE04/20
Double Beam Power Tube
TypeSubstitutesBase Diagram
QQE04/20832A, P2-12, QQV04-15
Web ReferencesQQE04/20 (Philips) @ Franks Electron Tubes?
QQE04/20 (Philips) @ Franks Electron Tubes?
QQE04/20 (Philips) @ Franks Electron Tubes?
QQE04/20 @ Radiomuseum


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