[GreenKeys] FSK converter madness

[Harold Hallikainen]

On Fri, July 5, 2024 9:47 pm, Jim Haynes wrote:
> On Fri, 5 Jul 2024, Harold Hallikainen via GreenKeys wrote:
>
>> Interesting design, but complicated. It's sure a whole lot easier to do
>> in
>> DSP!
>>
> I'm sure glad you young fellows know how to do DSP and are doing
> interesting things with it.  I'm too old a geezer to break into that
> stuff.  I sure was excited when K6STI put out his "RITTY" software,
> because it could do some things that I had always wanted to see done
> but that would take a lot of work to implement in hardware.

This "young fellow" is now 72. I was young once...

>
> Maybe I'll suggest some experiments that I would like to see done
> using DSP.

I look forward to suggestions!

I'd like to do more with 850 Hz shift since, I believe, it will get
through selective fades better. Some quick experiments are at
https://w6iwi.org/rtty/DspTU2/#:~:text=of%20153%20mA.-,RYcount,-4/17/24 .
There is some "impaired audio" there that people can experiment with.

Thanks!

Harold


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