Five and quarter drives

[Teo Zenios]

----- Original Message ----- 
From: "Tom Jennings" <tomj at wps.com>
To: "General Discussion: On-Topic Posts Only" <cctech at classiccmp.org>
Cc: "General Discussion: On-Topic and Off-Topic Posts"
<cctalk at classiccmp.org>
Sent: Friday, February 11, 2005 6:34 PM
Subject: Re: Five and quarter drives


> On Fri, 11 Feb 2005, William Layer wrote:
>
> > Unless I'm quite mistaken, the 1.2M drives have two r/w heads - one for
each side of the media, whereas the 360K have only one.
>
> Sorry -- quite mistaken! :-)
>
> 360K drives are double-sided, eg. two heads. The 160K/180K drives
> were single-sided. I doubt there's many of those left waiting to
> identify.  Think: Sanitary landfill.
>

I thought the old 180K drives were aluminum inside, if so they would have
been recycled (back when aluminum was worth something)