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Tube Substitutions for:
 220B
 Double Triode
TypeSubstitutesBase Diagram
220BB22_Clarion, VT26_GPO, 4008B, B220_Hivac, VT27_GPO
Web References220B (Western Electric) @ Franks Electron Tubes?
220B (Cossor) @ Franks Electron Tubes?
220B @ Radiomuseum


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