The OM-1 will make noise going from 60 to 30 (with the shutter wound).
John Hermanson
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----- Original Message -----
From: Marc Attinasi <marc@xxxxxxxxxxxx>
To: <imagineer@xxxxxxxxxxxx>; <olympus-digest@xxxxxxxxxxxxxxx>
Sent: Monday, May 22, 2000 2:02 AM
Subject: [OM] Re: OM-3 "sound"
> Thanks for the information. So, the noise is 'normal' for a relatively
> new camera? I wonder since my OM-1 and my M6 have mechanical shutters
> and they don't make any noises or otherwise betray their mechanical
> inner-workings... and the OM-3Ti is far newer than both of them!
>
> - marc
>
> imagineer@xxxxxxxxxxxx wrote:
>
> > Hi, Marc -
> >
> > Remember that your OM-3 uses a mechanical governor (called an
> > "escapement retard") to control the shutter speeds. That's
> > basically a variable train of gears and mechanisms that delays
> > the travel of the second curtain to give various shutter speeds.
> > As you change the shutter speed dial, you're basically changing
> > the combinations of these gears and mechanisms which will come
> > into play when you fire the shutter - you are, quite literally,
> > "changing gears" as you change speeds (at least from speeds of
> > 1 second to 1/30th). The sound you hear is the sound of the
> > mechanical devices as they engage and disengage, depending on
> > the setting you've chosen.
> >
> > Imagineer
>
>
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