Even though I don't have a MM here, the switch seems to function ok (push switch once, cycle on/off on PSU and it starts as if switch is closed). The PSU in question is a Seasonic X660w and it's ...

Many applications require a method of switching an analog or a digital signal on or off under digital control. A “wish list” of specifications for such a switch might include attenuation of less than ...

Daniel Masaoka / IDG Single-pole switches are the easiest to replace, since only one switch controls the circuit. In a three- or four-way circuit, more than one switch can turn the bulb on and off.