Billy Pettit real disappointment
Peter C. Wallace
pcw at mesanet.com
Sat Jun 30 22:21:18 CDT 2007
On Sat, 30 Jun 2007, Chuck Guzis wrote:
> Date: Sat, 30 Jun 2007 18:28:38 -0700
> From: Chuck Guzis <cclist at sydex.com>
> Reply-To: "General Discussion: On-Topic and Off-Topic Posts"
> <cctalk at classiccmp.org>
> To: "General Discussion: On-Topic and Off-Topic Posts" <cctalk at classiccmp.org>
> Subject: Re: Billy Pettit real disappointment
> Gordon JC Pearce wrote:
>> I reckon that's on-topic no matter what.
> Watching the thing work brings to mind the head positioner on the
> Univac Fastrand FH drums--basically solenoids driven by each bit of
> the head position address (e.g. 8421) and via a system of levers,
> translated to a physical head position.
> How's that for on-topic?
Wasn't there a 5-1/4 hard drive (late 80s) that did a similar thing, some kind
of telescoping binary length set of solenoids (Ontrax?)
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