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 ...

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

We’re extremely fortunate then to live in an age in which a cheap, lightweight, and efficient solid-state switch ... relay can be wired as a buzzer, and it’s this property that a vibrating ...