Building A Better Record Player Motor Controller Pro-ject

A bench-built motor controller for a Pro-Ject turntable, measured against the Speedbox II SE it was meant to replace.

September 9, 2015 · Jack Zimmermann

Pro-Ject Speedbox SE II inside After fixing my Pro-Ject Speedbox II SE I thought I check how it worked and if I could improve it. I’m in the process of comparing my bench version against the Speedbox, and my model is winning big time! I’ll get back when I have a nice unit up and running…