scratch-building

I am scratchbuilding a turntable, and I'd like to operate it using DCC. I don't need a sound decoder or one that controls extra functions, just one that controls the speed and direction of the motor I'm using. Any recommendations for decoders to use for this purpose?

Hi lads, just saying hello. Building train 100% from wood, my build is close to finish line. Wanted to share with you it's progress. Should post somewhere build progress shortly.

I'm back in the hobby after 50 years and have never worked with styrene. Don't think it existed way back when. So I'd like to try my hand at scratch-building an O gauge structure. What thicknesses of styrene should I get, how many sheets of what size, and what glue is best. I'll probably brace...