81: Difference between revisions

102 bytes added ,  25 May 2020
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Type 81A has a FET source follower pair followed by cascoded BJT amplifiers.
Type 81A has a FET source follower pair followed by cascoded BJT amplifiers.
The Type 81 does not have a [[547#Spoiler_Switch|spoiler switch]].
The Type 81 has a spoiler switch.


==Pictures==
==Pictures==