For some reason, dual horn relay wiring harness kits are difficult to find lately. The Eastern Beaver dual horn relay harness (review) that I’ve used before is no longer being made, unfortunately. But ...

Fujitsu's low-profile power relay series is designed for safety, rated from 1.5 to 110V, and is available with either standard (530mW and 550mW) or high (400mW) sensitivity. The DPST/DPDT 5A PCB power ...

For some owners it’s easy to tear into a vintage Mustang with wild abandon, throwing concours ideas out the window in the name of modern amenities and creature comforts. At the other end of the ...

The 1-Wire Net, or MicroLAN (by Maxim-Dallas), is a simple way to connect slow devices (such as sensors, relay drivers, switches, and so on) using simple components. These components contain the ...

Providing power via contact-closure circuits historically required a new third wire, but perhaps no longer. Say the words “solid-state relay” (SSR) and most engineers also naturally think of two ...