Digitrax DZ123PS Mobile DCC Decoders -- 1.0 Amp, No Back EMF, 2-Function with Medium DCC Plug on Short Harness REC_SES_323 Use: Heavy freight and passenger

Use: Heavy freight and passenger trains

including Reed Books

These generate a control signal that evaluates the grinder switchover electronics and switches the "correct" grinder

Woodland Scenics BR5065

Digitrax DZ123PS Mobile DCC Decoders -- 1.0 Amp, No Back EMF, 2-Function with Medium DCC Plug on Short Harness REC_SES_323 Use: Heavy freight and passengerSupports Digitrax FX3 functions and 14, 28 or 128 step speed control. Other features include: Momentum with acceleration and deceleration. User selectable normal direction of travel. Three step speed tables set start, mid and max voltage for custom control. 28 step speed tables with 256 level resolution for precise control. SuperSonic(TM) motor drive for silent operation. FX3 function outputs for prototypical lighting effects: Constant brightness