Reading ancient paper digital media (was Re: Hamurabi Focal source)
cclist at sydex.com
Thu Apr 1 14:33:10 CDT 2010
On 1 Apr 2010 at 12:14, Fred Cisin wrote:
> It is it character based device or a record device?
> 026, 029, etc. would obviously read a column at a time (12 brushes).
> 084, etc. would read a row at a time, even though they were only
> reading one column (one brush).
It's the 250 CPM punch usually hooked to CDC 3000 and 6000-series
gear. Prone to fail in big punch jobs because of overheating.
Punches a row at a time.
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