I have an HNC, just like Radek's, and like him I kept the original amps from the mark century control. It worked painlessly.
I would upgrade them if I could, because they are large and need their own cabinet. The price was just too good to pass up, though, and they perform very well. On Feb 12, 2011 2:04 PM, "Kirk Wallace" <kwall...@wallacecompany.com> wrote: > > On Sat, 2011-02-12 at 15:27 -0600, Jon Elson wrote: > > John Thornton wrote: > > > Those are some odd drives on that CHNC, GE HiAk. Normally the CHNC comes > > > with Semens (which I have) or Fanuc AFAIK. > > > > > > So the real question is anyone familiar with the GE HiAk drives enough > > > to wire one up? > > > > > > > > If this is from the vintage I think it is, these are SCR drives, and > > have a bandwidth of about 10 Hz or so. > > They are not really appropriate for use with EMC, as you might have some > > tuning problems due to the > > low bandwidth. If they are a later vintage than GE Mark Century or so, > > then they might be OK. > > > > Jon > > I think they are the same amps Chris used (maybe?): > http://timeguy.com/cradek/01225159413 > > I removed my Century amps and used Pico PWM amps from the start, so I > don't have any experience with the old amps. Other than the PWM amps > take up about a tenth the volume and most likely work better. > > -- > Kirk Wallace > http://www.wallacecompany.com/machine_shop/ > http://www.wallacecompany.com/E45/index.html > California, USA > > > ------------------------------------------------------------------------------ > The ultimate all-in-one performance toolkit: Intel(R) Parallel Studio XE: > Pinpoint memory and threading errors before they happen. > Find and fix more than 250 security defects in the development cycle. > Locate bottlenecks in serial and parallel code that limit performance. > http://p.sf.net/sfu/intel-dev2devfeb > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users ------------------------------------------------------------------------------ The ultimate all-in-one performance toolkit: Intel(R) Parallel Studio XE: Pinpoint memory and threading errors before they happen. Find and fix more than 250 security defects in the development cycle. Locate bottlenecks in serial and parallel code that limit performance. http://p.sf.net/sfu/intel-dev2devfeb _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
