Re[2]: LF: Idiot's guide to receiving Ebnaut? - Tutorial part2

[Chris Wilson <chris@chriswilson.tv>]

Hello Wolf,

Tuesday, October 25, 2016

Thanks  for  the  reply Wolf, I will try the divider idea first when I
get  a  bit of play time, good idea. I will let you know how I get on,
all the best!


Best regards,
 Chris  2E0ILY                          mailto:chris@chriswilson.tv



> Hi Chris,

> Whow, that's a nice "mass grave" of logic ICs !
> - yes of course, you can use the 1 Hz output. If it has a 50 % duty 
> cycle, it will look just like a 500 ms long sync pulse to the software.
> In that case, the automatic polarity detection may have to be turned off
> (SL tries to find out if the soundcard inverts the signal, to lock in on
> the significant edge. This is only possible if the duty cycle isn't 50 %).

> Another way, which would be even simpler, is to use the divider's 
> programmable output, set somewhere below the half sampling rate of the
> soundcard. You can use that signal like any of the other 'reference' 
> signals listed in the manual, like 10 kHz, etc (the reference can be 
> entered freely).

> All the best,
>    Wolf DL4YHF .