502: Difference between revisions

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Mod 104 on a 502 provides single sweep lockout.
Mod 104 on a 502 provides single sweep lockout.
Later 502A have solid state input stage. 6DJ8 as cathode follower and transistor as amplifier and deflection-amplifier.
Later 502A have solid state input stage. 6DJ8 as cathode follower and transistor as amplifier and deflection-amplifier.