The EPM 3790 from Hoyt Electrical Instrument Works Inc., Penacook, NH, is a VFD (vacuum fluorescent display) remote digital potentiometer that features programmable 12-bit resolution, and four large-digit displays. The device also has password protection, start/stop/forward/reverse pushbuttons and indicator, and the ability to set speed on the fly. Scales are from –1999 to 9999 with a moveable decimal point.
Remote Digital Potentiometer from Hoyt
Hoyt Electrical Instrument Works Inc.