Unusual software carriers. (Was :Vinyl Data- Classic Computers )
Gordon J. C. Pearce MM3YEQ
gordonjcp at gjcp.net
Thu Oct 2 04:27:35 CDT 2008
On Thu, 2008-10-02 at 00:02 -0400, Roy J. Tellason wrote:
> I've also been curious for some time as to how one could "pick off" a specific
> scan line to get at whatever data was in there, so if that circuit is online
> anyplace I'd be interested in taking a look at it, even if it's not
> precisely the same thing.
Detect vsync then count hsync pulses. Or, if you can make it accurate
and stable enough, a monostable.
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