Posted 11/16/2015 08:12 (#4899118 - in reply to #4898363) Subject: RE: intellislope on the cheap
Southern Illinois
You want one that specifies pwm control. That way the catriges are designed to allow true smooth variable operation. If it doesn't have the right cartridges then it could prove hard to control since internal flows and pressures will tend to create a bang bang valve effect.