Thanks - someone else steered me to that page as well. Haven't seen
transistors drawn that way for a couple of decades! I guess the 3904 is an
NPN but will check.
Floyd Sense - Angier, NC
----- Original Message -----
From: "Jon Harder" <jon@royal.net>
To: <writelog@contesting.com>; "Floyd Sense" <sentek@SprintMail.com>
Sent: Friday, October 27, 2000 6:14 PM
Subject: Re: [WriteLog] TS-850 FSK connection?
>
> Floyd --
>
> I'd have added this to my earlier post if I'd known you had an 850 to key.
>
> The simplest way I know is just plain transistors. Works well. Go to
this
> website for the exact details and pictures. Dick Stevens, N1RCT got this
> together, and I find it does very well with my 850 and 570DG both.
>
> http://www.w5bbr.com/pttfsk.html
>
> 73, Jon K1US
>
>
> ----- Original Message -----
> From: "Floyd Sense" <sentek@sprintmail.com>
> To: <writelog@contesting.com>
> Sent: Friday, October 27, 2000 9:55 PM
> Subject: [WriteLog] TS-850 FSK connection?
>
>
> >
> > I've looked at the generic interface for FSK at the writelog.com site.
> Can
> > someone with a TS-850 running FSK tell me whether or not the
opto-isolator
> > circuit show will key the 850 FSK line, or do I need something else?
Is
> > the opto-isolator a Radio Shack part or must I get it elsewhere.
Thanks.
> >
> > K8AC
> > Floyd Sense - Angier, NC
> >
> >
> > --
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> >
>
>
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