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Tube Substitutions for:
6BK7
Medium Mu Twin Triode RF Amplifier
TypeSubstitutesBase Diagram
6BK76FW8, 6KN8, 6AQ8, 6BC8*, 6BQ7*, 6BZ7*, 6BZ8*, 6CH7, 6CX7, 6BK7A, 6BK7B, 6BQ7A*, 6BS8*, 6BX8*, 6HK8*, X155*
Notes:* - Parallel filaments
Web References6BK7 (Sylvania) @ Franks Electron Tubes
6BK7 @ RadioMuseum.org


Type 6BK7
Medium Mu Twin Triode RF Amplifier



MECHANICAL DATA

Basing9AJ


ELECTRICAL DATA


HEATER CHARACTERISTICS
Heater Voltage6.3Volts
Heater Current0.4A


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