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Tube Substitutions for:
 1AK5
 Diode Sharp-Cutoff Pentode
TypeSubstitutesBase Diagram
1AK51AJ5, 1AG5*, 1AJ5*1AJ5
Notes:* - Parallel filaments
Web References1AK5 (Raytheon) @ Franks Electron Tubes
1AK5 @ RadioMuseum.org


Type 1AK5
Diode Sharp-Cutoff Pentode


MECHANICAL DATA
Basing1AJ5


ELECTRICAL DATA

HEATER CHARACTERISTICS
Heater Voltage1.25Volts
Heater Current0.04A


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