~ Classified Transmission · 1956 ~

You found it.

Nice click. You just rang an aluminum chime from the Eisenhower administration — a remote so durable that many still function after 60+ years, built because Zenith's founder hated getting up during commercials.

"While America was figuring out how to reach space, Zenith had already built a battery-free ultrasonic controller for your living room."
Original 1956 Zenith Space Command print advertisement — 'You don't get up — if it's a Zenith'
◉ Original Zenith print ad, 1956
Then

Tubes. Aluminum rods. Mechanical impact. Ultrasonic chime.

Now

USB HID. Op-amp. Comparator. Your MacBook obeys.

◉ End of transmission ◉