[Haris Andrianakis] likes his Logitech Z623 sound system. He likes it a lot. Which is why he was willing to hack in his own remote volume control rather than just get a new pair of speakers. But he ...

The MR267 current-loop controller (CLC) optional attachment remotely controls a motorized potentiometer or rotary camswitch via 4 to 20-mA current loop, 0 to 2.5-V input, or external potentiometer.

Featuring a 1.550-in. square mounting flange, a motorized potentiometer incorporates a 200-step stepper motor�suiting applications such as shutter-control sensor applications. The potentiometer ...