Testing relays and their circuits in vehicles doesn’t always require a trip to the bench. With a few simple tools and ...

Do you have any information, including a wiring diagram, that can help me wire my Lionel No. 450 Operating Signal Bridge using AC relays? Thanks! — Fred Richmond As Lionel operators certainly ...

This AC power switch circuit senses the presence of AC current in one outlet of a multi-outlet power strip and switches power to the remaining outlet(s). It utilizes a current transformer, single ...

A triac and relay solution that use the triac’s ability to zero cross when turning on the AC line voltage to the load.