Re: [CAD_CAM_EDM_DRO] Paper Tape Reader?

Hi Ray,

I have an old Addmaster 601 tape reader head, stepper motor drive.
Don't have the docs. Something like this might work for you.

Contact me off list for additional details.

Alan KM6VV


Raymond Heckert wrote:

>
> Does anybody have a circuit to build a LED-type, RS-274 Paper tape reader
> for my CNC machine? Also, I'd like to be able to verify some part files,
> and possibly archive some program tapes. I have an old KSR-33 type machine,
> but it's punches hang up, and the printwheel doesn't always print the
> correct characters, and also, it doesn't 'read' the binary program code
> that I want to archive. Circuit or schematic, anybody, please? Or is this
> O.T.?
>
> RayHex