Re: Paper Tape Reader?

RayHex,

Go to any search engine and type:

CNC BTR

You will find information on "Behind the Tape Reader" circuit boards
for old NC tape machines.

Wayne




--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Raymond Heckert" <jnr@a...>
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