Re: (ET) Shunt-wound motor question

["Ken Muldrew" <kmuldrew ucalgary ca>]

On 13 May 2005 at 12:31, Christopher Zach wrote:

> Honestly you could just use a set of wire wound resistors (small) to 
> weaken the field. The only issue is that you need a shunt on the 
> armature circuit and a small trimmer app to close a relay bypassing the
> resistors if the armature current was too high.

Sounds simple enough. Thanks Chris.

> Look at the Elec-trak E20 card 4 schematics for how to do this. Not 
> complicated.

Is there a copy of this on the net anywhere?

Ken Muldrew.