Drain difference between a 4 and 4T can be as much as 7X (5 microamps vs. 35
microamps) though some will test as less.
John
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----- Original Message -----
From: Wayne Shumaker <wayne@xxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Thursday, October 14, 1999 12:37 PM
Subject: Re: [OM] om4 vs om4t - justifiable price difference?
> The OM4 I had only pulled 2.5x the current of a OM4t. So, depending on
> how much you hold the shutter release down, etc. will determine battery
> life. My C*nt*x G2 eats batteries more than the OM4. However, the OM4
> does not time out on battery check like the OM4t and I suspect that
> there may be other functions that might not time out as well, causing
> premature death of the batteries. A safe approach would be to turn the
> camera to m60 or B if you are worried. Other than that, it's a relative
> question how much of a problem 2.5-3x the current drain is.
>
> One thing I have noticed with the OM4t is the slow display activation
> reponse time to a partially depressed shutter release. It can be as
> much as a second. I assume that the electronics are duty cycled on and
> off, and you have to wait until it is ON before it recognizes the half
> depressed shutter release. It's possible that some of the OM4's have a
> higher duty-cycle rate? As an engineer with the job of reducing current
> drain, slowing the duty cycle would be my first choice followed by
> minimizing functions that need to be turned on, and adding a timeout
> timer.
>
> Wayne
> Hopkinton, MA
>
> At 01:30 AM 10/14/1999 -0400, you wrote:
> >it seems as though most list members believe that the om4t is the better
> >buy. I looked at the reasons given for this and most were based on the
> >reasoning that if you're going to spend the money might as well go the
> >extra mile. <...>
>
>
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