Re: [CAD_CAM_EDM_DRO] factors influencing max feedrate

keongsan wrote:

> Hi,
>
> After rectifying the problem with the "rough motor" I started testing
> the motor on the bench with camtronics set for 1A 18V. The max
> feedrate I obtained were:
>
> Master5: 16 ipm
> DeskNC : 12 ipm
> TurboCNC: 12 ipm
> (DOS Window)
>
> Rebooting to DOS from A: drive
>
> DeskNC: 22 ipm
> TurboCNC: 15 ipm
>
> What causes the feedrate to be different? It will be nice to
> understand the factors so we can manipulate, etc.

This is because the DOS window has only partial use of the system,
Windows is still running in the background, checking for activity
in other windows, network, etc. Those other events cause the
step pulse train to have gaps in it.

Jon