Date   : Fri, 02 Dec 2005 10:38:43 +0000
From   : Darren Grant <darren.grant@...>
Subject: Re: Order of Acorn Computers?

On 2/12/05 10:12 am, "Richard Gellman" <splodge@...>
wrote:

> Incidentally, the SCSI board in the Domesday Master has a second circuit
> on it (separate from the SCSI part) that provides an alternate 16Mhz
> clock through the links near the UHF modulator. Since the Master 128
> already has a 16Mhz clock, anyone have any idea why a second clock is
> provided to override it? Said clock has caused me floppy disk grief by
> the fly-lead coming loose during a disk access (its an old lead....)
> nicely corrupting disks. I have for this reason removed it from the
> system altogether, and reset the links back to M128 defaults, and can't
> see any issues (even with the CoPro board running).

It is simply more accurate than the onboard oscillator. I have no idea why
they felt a more accurate oscillator was required though.

Darren