Full immersion emulation

Chuck Guzis cclist at sydex.com
Sat Mar 4 15:39:30 CST 2017

On 03/04/2017 01:27 PM, Mark J. Blair via cctalk wrote:

> I mostly remember the shop-vacuum-like whine of the vacuum pump, and
> the fluttery thwack of the tape loops forming on load-up. The other
> tape motion sounds didn't stick in my memory so much. I do remember
> the buzzy grind of the capstan motors on the C240's tape drive; I
> don't recall whether that drive's OEM was Fujitsu or Hitachi, but I
> found it quite enjoying to watch as an engineering student.

You could tell from across a noisy computer room when one of the guys
was running the tape I/O section of the Navy COBOL audit tests.  The
short-record section made a 607 or 657 tape drive sing quite loudly.  I
believe that attribute was used for the CDC rendition of "Anchors Aweigh"...


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