[GreenKeys] M33 disable printing when punching?

[wa2hwj at att.net]

Chris,

The punch operates off the same codes bars as the printer. I've never seen a 33 that
I don't think you can disable the "print" function to keep it from printing
while otherwise operating.

73,
Jack K0TTY


-------------- Original message from Chris Elmquist <chrise at pobox.com>: -------------- 


> Is there a mod or recommended practice for disabling printing when the 
> M33's punch is enabled? 
> 
> I'm sure in the old days when a M33 was new, nobody really worried about 
> printing junk while they were punching a tape. Today, I'm a little more 
> concerned about using up ribbon, paper and life of the print mechanism 
> when I am punching a tape. 
> 
> I'm curious if there is a relatively non-intrusive mod that could be 
> done that would disable the printer when the punch is turned on...? 
> 
> I will also consider an external control-- such as a relay that 
> gets activated by a signal from my controlling computer that would 
> choose between printing and punching... but it seems, at least for my 
> applications, that punching and printing are exclusive operations and the 
> act of enabling the punch would be sufficient to disable the printing... 
> 
> Chris N0JCF 
> 
> -- 
> Chris Elmquist 
> mailto:chrise at pobox.com 
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