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[OM] Re: Leaving OM-2n on 'AUTO' - How much battery drain?

Subject: [OM] Re: Leaving OM-2n on 'AUTO' - How much battery drain?
From: John Hermanson <omtech1@xxxxxxxxxxx>
Date: Fri, 11 Jan 2008 08:47:44 -0500
exactly!

___________________________________
John Hermanson
Camtech Photo Services, Inc.
21 South Lane, Huntington NY 11743
631-424-2121 | Olympus OM Service since 1977
http://www.zuiko.com  |  omtech1 AT verizon.net


Chuck Norcutt wrote:
> But, based on Tim's reports of 357 capacity of 185-190 mah, if the meter 
> is only drawing 0.18 ma the battery should last roughly 1000 hours. 
> Doesn't sound like too much to worry about if you accidentally leave it 
> on from time to time.
> 
> Chuck Norcutt
> 
> John Hermanson wrote:
> 
>>Sorry, close but no cigar.  The drain caused by the 2N meter being left 
>>on (0.18 ma) will be constant and won't turn off.  The 2S, 3, 4,  etc. 
>>will turn the meter off after 1-2 minutes, but there is still that pesky 
>>battery drain baseline that you can't do anything about.  On these 
>>models, turning the shutter speed dial to B/60 does not eliminate it.
>>
>>"Off" on the 2N is a modified "auto" setting.  If the camera is used in 
>>a bright light situation that would have given you a shutter speed above 
>>1/45th, you will still get that correct auto speed while set to "off". 
>>It's like shooting on auto without the meter display turned on. Main 
>>circuit that controls auto speed turns on as the mirror starts to go up. 
>>A properly operating OM-2/2N has NO battery drain with meter off & 
>>shutter closed.
>>
>>John
>>CPS, Inc.
>>

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