USB Servo Interface for Polariser etc

I wanted a quick. simple, servo driver. I bought one of the cheap RC servo testers but that only output 1.00-2.00ms pulse widths. The Chaparral corotor that I have needs 0.3-2.5ms to cover the full 180 degree range. Having seen dx qwer’s controller here the Pololu Maestro looked good. It is available from:
Pololu - Micro Maestro 6-Channel USB Servo Controller (Assembled) or...

USB Servo Interface for Polariser etc