1964 Antique MODEM Live Demo
cclist at sydex.com
Thu May 28 20:00:18 CDT 2009
On 28 May 2009 at 19:10, Dave McGuire wrote:
> > If you don't really need a design that old, you might be able to
> > find a TMS99532 or Am7910 FSK modem chip.
> An eBay seller has a number of TMS99532s available at $2.75/ea,
> item # 110376664450.
I don't recall what the Pennywhistle used. Was it NE567s or am I
thinking of another hobbyist modem design?
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