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Tube Substitutions for:
 5639WA
 Semiremote-Cutoff Pentode
TypeSubstitutesBase Diagram
5639WA8DL
Web References5639WA (Tung-Sol) @ Franks Electron Tubes


Type 5639WA
Semiremote-Cutoff Pentode


MECHANICAL DATA
Basing8DL


ELECTRICAL DATA

HEATER CHARACTERISTICS
Heater Voltage6.3Volts
Heater Current0.45A


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