[GreenKeys] Heavy Metal RTTY

[Harold Hallikainen]

Thanks for the comments! RTTY is fun stuff!

Harold

On Fri, September 16, 2022 7:13 pm, Jim Cooper wrote:
> On 16 Sep 2022 at 12:05, Harold Hallikainen via GreenKeys
> wrote:
>
>>  so I recreated the presentation. It is available here:
>
> what an excellent presentation Harold ...
> thanks for sharing.  I learned a few
> historical things, even after 65 years to
> Teletyping !!
>
> Jim  w2jc
>
>


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