Re: [CAD_CAM_EDM_DRO] encoder to stepper

In a message dated 19-Feb-02 12:42:12 Central Standard Time,
snarf@... writes:

> a scematic I saw in an old subscription of MicroComputer Journal which
> drives steppers directly from an encoder. <<

Yes, but that's only a TINY stepper! The ULN2003 can only sink a max. of 500
mA when the moon is right! Nuff for a clock, perhaps, but not nuff to run a
milling-machine, I think!


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