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Re: [OM] T32 power supply

Subject: Re: [OM] T32 power supply
From: "Trevor J. Noble" <p15982@xxxxxx>
Date: Thu, 24 Feb 2000 02:01:44 -0000
I traced the wiring of my BG2 to construct such a power supply once upon a
time. All it comprised of was a rectifier and some smoothing of mains power
(230V AC here)  plus an isolation transformer (for safety).  I'll dig the
circuit out if anyone requires it.

Regds
Trevor J. Noble
Dublin, Ireland.

----- Original Message -----
From: Robin M Allen <rallen@xxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: 23 February 2000 13:30
Subject: [OM] T32 power supply


> Hello All
>
> I'm planning to make a mains power supply for a T32 flash.  I dont have
the
> correct plug to fit on the flash but I though I could make do with
> individual slip on connectors held together in epoxy putty.  I just
wondered
> why there are 3 pins on the power in connector.  Is there a diode to stop
> the batteries in the T32 from receiving a current 'backwards' through them
> when their combined cell voltage is less than the input voltage across the
> connector?  I thought this might happen if the batteries in a BG2 were new
> but the ones in the T32 were run down.  Does anyone know what the typical
> current is during charging so I can select an appropriate power supply?
>
> Has anyone done all this stuff before and I missed it?  I dont suppose the
> connector is some standard item that I can buy separately?
>
> Robin M Allen
>
> PS
> I've got the OM bug real bad now.
>
> ---------------------------------------------------------------------
> Dr Robin M Allen
> Laboratory of Physical Chemistry and Electrochemistry
> Helsinki University of Technology
> PO Box 6100                          tel    +358 9 451 2577 (fax)2580
> FIN-02015 HUT                      email             rallen@xxxxxxxxx
> Finland                              www   http://www.hut.fi/~rallen/
> ---------------------------------------------------------------------
>
>
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