[GreenKeys] FTGH: collection of vintage RTTY construction articles

[Andy Williams]

The paper copies have been claimed.

> On Apr 13, 2018, at 4:12 PM, Andy Williams <andywilliams at pobox.com> wrote:
> 
> Free To Good Home: A collection of 3 vintage RTTY construction articles dating to the late 1970s.
> 
> - XR2+3 RTTY Converter by W6RUL - uses an XR2211 for demodulator and an XR2206 for tone generator
> - “Charlie Special” AFSK Demodulator by W6PNM and AFSK Generator by WA6TIC - uses an XR2211 for demodulator and XR2206 for tone generator
> - copy of magazine article Baudot to ASCII Converter by VE4CM. Uses TTL. Unknown magazine.
> 
> Send me a direct email if you want these articles.
> 
> I also scanned these articles and PDF files are available. Send me a direct email if you want a PDF copy.
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