AF3 Miniwatt used/good 1940's
$ 54.99
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AF3 Miniwatt used/good 1940's slight rattle inside base, dried glue particles
Pentode
Fil.: 4V @ 650ma
Iplate=8ma
Vplate max=250V
The AF3 is a variable-mu RF pentode. Operation under AGC control would have been in RF or IF amplifier service in superhet receivers.
See more: vacuum tube
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