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Tube Substitutions for:
 ECH81
 Triode-Heptode
TypeSubstitutesBase Diagram
ECH816AJ8
Web ReferencesECH81 (Mazda-Belvu) @ Franks Electron Tubes
ECH81 (La Radiotechnique) @ Franks Electron Tubes
ECH81 (RFT) @ Franks Electron Tubes
ECH81 @ RadioMuseum.org


Type ECH81
Triode-Heptode


MECHANICAL DATA
Basing9CA


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