Archived posting to the Leica Users Group, 2003/03/08

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Subject: Re: [Leica] M6/M6TTL power consumption...
From: Christer Almqvist <chris@almqvist.net>
Date: Sun, 9 Mar 2003 00:37:02 +0100
References: <NABBLIJOIFAICKBIEPJJIEINELAB.darkroom@ix.netcom.com>

Have you got corresponding figures for the M7?

Chris


>I measured the power consumption of the M6 (late) and M6TTL as follows:
>
>Fluke 8020B MultiMeter
>Setting for 1/15 w/ release depressed triggering meter 20ma for M6 and 200ma
>for M6TTL
>all others meter was set at 2ma
>
>                                M6 (late)     M6TTL
>
>OFF                               n/a         .000ma
>1/15 no meter                     .000ma      .000ma
>1/15 w/ meter                     ~14ma       ~26ma
>after release no wind             .000ma      .000ma
>after release wind                .000ma      .000ma
>B                                 .000ma      .000ma
>B w/ release depressed            .000ma      ~26ma (note 1)
>shutter speed set to flash        .000ma      .000ma
>
>So, it appears from this that the ONLY time there is ANY current draw, down
>to .001ma, is when the shutter button is depressed and the meter is
>activated whether it's an regular M6 or an M6TTL.  The OFF switch on the
>M6TTL has no more of an effect than when the meter just isn't on.
>
>The meter powers off after ~10 seconds.
>
>Note 1: Though the M6TTL draws normal metering current when the shutter
>release is depressed and the shutter speed is set to B, the LEDs in the
>viewfinder are not illuminated.
>
>Any inaccuracies you believe I may have made in my testing procedure or in
>my results, please let me know, I am happy to run a particular test again.
>Please don't "argue" with the results though, as I am only reporting the
>facts as I tested them.
>
>Regards,
>
>Austin
>
>--
>To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html


- -- 
Christer Almqvist
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In reply to: Message from "Austin Franklin" <darkroom@ix.netcom.com> ([Leica] M6/M6TTL power consumption...)