On-Off switch circuit symbol. SPST switches can also work as "push-to-make" on, where when the button is released it returns to its normally open (off) position or vice-versa. Double pole single throw ...

Some rotary coded DIP switches are actuated with a screwdriver. Others include flywheels or push wheels that are turned manually. Actuators either rotate continuously or stop between positions.

Before we could turn on our overhead lights with the simple flick of a switch, we had push buttons. In 1884, electrical ...