[GreenKeys] Re:I hope you can help. Jan Bogue KD6EMW W15 page printer with perf

gil smith gil at vauxelectronics.com
Tue Nov 9 13:19:37 EST 2004


Thanks for the correction Jack

gil

At 10:58 AM 11/9/2004, you wrote:

>The punch is driven directly by the keyboard, mechanically. There is a
>contact that is operated when the key is hit that pulses the solenoid and
>drives the punch pins. There's a variant of the Model 19 keyboard that
>is actually a stand-alone table top tape punch. It, too, requires the DC
>for the solenoid.
>
>Jack
>-------------- Original message from gil smith <gil at vauxelectronics.com>: 
>-----------> Hi Jack:
> >
> > Is the punch driven from the keyboard mechanism on the 19? For some reason
> > I thought it was driven from the typing unit.
> >
> > gil
> >
> >
> > At 03:14 PM 11/8/2004, you wrote:
> > >The tape punch on the Model 19 keyboard needs a source of 130 VDC of
> > >it's own to operate the punch (a big solenoid).
> > >
> > >Jack WA2HWJ

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