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Tube Substitutions for:
1AM4
Remote-Cutoff RF Pentode
TypeSubstitutesBase Diagram
1AM41T4, 1AF4, 1AJ4, 1T4SF, 1AE4*, 1T4*
Notes:* - Parallel filaments
Web References1AM4 (EIAJ) @ Franks Electron Tubes
1AM4 @ RadioMuseum.org


Type 1AM4
Remote-Cutoff RF Pentode



MECHANICAL DATA

Basing6AR


ELECTRICAL DATA


HEATER CHARACTERISTICS
Heater Voltage1.4Volts
Heater Current0.025A


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