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Re: Olympus LS-10 internal clock

Subject: Re: Olympus LS-10 internal clock
From: "Lou Judson" inaudio
Date: Wed Jun 4, 2008 7:54 am ((PDT))
The Alesis HD24 recorder (studio multitrack) uses a clock that
divides properly for 48k, but not for 44.1 - it runs about .0014
fast, so it will not sync with devices recording the same audio
unless they have wordclock connections. perhaps somthing like that
happens with the Olympus...

<L?
On Jun 3, 2008, at 11:58 PM, Rob Danielson wrote:

> Anything approaching 1 full second after 30 minutes still seems
> significant. By comparison, the worst case drift for Hi-MD/MD would
> be around 1/20 of a second after 30 minutes.
>
> You could fully charge your LS-10 and record for three hours or as
> long as you can at 16/48 or 16/44.  For an accurate time reference,
> record the Universal Time announcement at start-up and every hour or
> so using one of these phone numbers (303) 499-7111 for WWV
> (Colorado), or (808) 335-4363 for WWVH (Hawaii). Compare the audio
> announcements to the time line of an editing app like Audacity.
>
> I have no idea as to the cause. Doesn't seem likely that the
> electronics would have variable drift from a battery voltage drop or
> anything like that.  It possible that the drift could be constant--
> that is-- its clock could generate the same, off-standard time with
> each use. That might be correctable if needed. Rob D.







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