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Tube Substitutions for:
1AK4
Sharp-Cutoff RF Pentode
Type
Substitutes
Base Diagram
1AK4
1AH4
,
5875
,
1AH4*
1AK4
Notes:
* - Parallel filaments
Web References
1AK4 (Raytheon) @ Franks Electron Tubes
1AK4 @ RadioMuseum.org
Type
1AK4
Sharp-Cutoff RF Pentode
MECHANICAL DATA
Basing
1AK4
ELECTRICAL DATA
HEATER CHARACTERISTICS
Heater Voltage
1.25
Volts
Heater Current
0.02
A
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