3 ms·

I used my grandfolks' Zenith Space Command remote on their 50s b+w console (of course). Its carrier was ultrasonic but it still sounded like striking a couple

I used my grandfolks' Zenith Space Command remote on their 50s b+w console (of course). Its carrier was ultrasonic but it still sounded like striking a couple small pieces of metal together. I felt it more of a Clunker than a Clicker.

joezydeco 8y ago
That’s exactly how it worked. Tuning fork with ultrasonic harmonics.