dc operation of ho

I'm about to pick up my first DCC loco (Rapido M-420 w/sound) but intend to run it on my DC track for a few months until going full DCC control. I have an MRC 1440 that runs perfectly to spec as far as voltages and throttle. Rapido says their loco is DC/DCC capable. I realize I won't have...

*** PLANE OLD DC. ARE THERE ANY OUT THERE WHO RUN STRIGHT DC, THE ORIGINAL WAY.I always liked the way my engines sounded without the supposed accurate sound systems. I like to run trains. It is fun. I don't like to make and break up trains in yards. It is too much like work. I guess I have not...