Quote:
Originally Posted by dh1
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Doug,
Doesn't matter.
Why throw out the 'baby with the bath water?' Let's say we use a microcontroller to 'dry' switch the motor direction using the relay from the ET, which should last indefinitely dry switching it. All we need to do then is PWM the field or armature with the same uC using a quadrature encoder as the throttle. The uC does all the work and programming it is what I do. The simplicity of the design goes way down.
I'm planning on building a couple of these for 50 to 75 bucks tops, if there's enough interest I may see about selling boards and programmed chips.
Rob