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Interesting. Do you have any guidlines on the approximate year the major vendors started switching to steppers? Most of the machines I have seen recently being scrapped are about 10 - 12 years old....

What make and model was it? I think it would be helpful if we could start compiling a list of known "gold mines" to keep our eyes open for. Ideally, some stats for the actual steppers would be...

I grabbed a couple of Sharp copiers that were 35 page per minute machines. One was 1994 and the other 1993. Slightly different front panel but the insides were identical. Interesting but not much...

Thanks for all your responses. When I posted, I was under the understanding that the DRO controller had an RS232 output and that the CNC software would be able to read the exact position of the...

I am looking at a 14 X 40 manual lathe with DRO and thinking about the best way to convert it to CNC. Most of the conversions I have found on the web seem to add aadditional zero (low) backlash...