[ct-user] LPT with optocoupler for CW

Waldemar Krzok Waldemar Krzok" <Waldemar@zedat.fu-berlin.de
Tue, 10 Nov 1998 17:11:57 +0100


> >  Hello, has anyone of you the information to made
> >  an interface from LPT printer port to CW-key but
> >  using an isolated system??
> >  
> The makers of the Logic 5 logging program have the W1GEE cw interface on
> their web site for $25.00 plus shipping.  It's exactly what you want.

... plus shipping abt 25$ and customs + VAT another 20. It is very 
expensive to buy in USA for EU! If you don't want to spend 70$ for 
this, try an optocoppler conected to pins 1 and 16 with 100 oms 
resistor in series. I use PC317 SMD with my Kenwood TS690. 

Waldek, DL7ANQ & SO6ANQ


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