The reed switch was patented in 1941 by Walter B. Ellwood, a Bell Labs engineer. Ellwood was looking to design a cheap and easily replaceable relay unit for switching telecommunications traffic ...

you’ll probably be aware that a relay can be wired as a buzzer, and it’s this property that a vibrating reed inverter harnesses. He takes an octal relay and wires it up with a small mains ...

In 2025, manufacturer of high performance reed relays Pickering Electronics is celebrating 55 years of industry expertise, ...