On Jun 15, 7:43*pm, Jamie
t wrote:
* Ah, now comes the clue.... You don't have problems with your
voltage..

* *It's a simple matter of mass air flow and your motor design..

* You need a closed loop PID controller to keep that steady..

No, it's definitely very voltage-sensitive.
The guy who makes and sells the turbine told me that the motor speed
is linear with the voltage, in the range of 100-120 V.
The motor speed varies greatly over that range, from close to zero to
max.
Laura