Re: Differential to TTL

oops

I'm in trouble already.

The 2 1K resistors used to lift the ground, will limit the current
(possibly by to much try 500 ohms).

also this would require the MPG to have and isolated power supply!

Martin

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "roboticscnc" <gsm42@...> wrote:
>
> Hi Group,
> I have a differential encoder ( MPG ) that I need to convert to single
> ended. I'm using the 0v and A, but the high is only 3.25 volts. I seem
> to remember that you can use a resistor between A & -A but not sure
> how to connect the rest or the circuit. I would prefer not to use
> another IC if possible. Maybe a coupling capacitor ?
> Thanks,
> Glen.
>