Sony TR-63 Transistor Radio Teardown

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Sony TR-63 Transistor Radio Teardown: crwdns2935265:00crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

Here's a closeup of the volume dial / on-off switch
An eccentric cam in the middle of the dial opens and closes a metal contact (marked with green square) to disconnect/connect the power to the circuits.

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