electrostatic-deflection CRT over a permanent-magnet speaker. I realized at the time I took the shot (1975) that it could send a flawed message. But it was done to illustrate components, and no one ever complained.
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electrostatic-deflection CRT over a permanent-magnet speaker. I realized at the time I took the shot (1975) that it could send a flawed message. But it was done to illustrate components, and no one ever complained.
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