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[OM] Re: [Flash question] What happens if...

Subject: [OM] Re: [Flash question] What happens if...
From: Johan Malmstrom <jom@xxxxxxxxxxx>
Date: Fri, 21 Jan 2005 11:55:12 +0100
Thank you Piers. Hmm this guide numbers, do we have a guide to them :)

I have a flash-meter which I usually use, connected to the "slave" 
flash unit, which then act as master and triggers the flash unit 
connected to my OM's X-syncro connector. The flash-units is as you 
suspected non-auto.

/ Johan

2005-01-20 kl. 18.38 skrev Piers Hemy:

>
> Johan, you are proposing to use the F280 as the master, and the studio
> flashes both as slave?
> It seems to me that:
>
> 1     with the 4Ti in TTL auto mode, the camera has no way of controlling
> the output from the slave flashes.  I assume that the output from 
> 2xstudio
> flashes will be much greater than from the F280.  I think that option 
> won't
> work.
>
> 2     with the F280 in SuperFP mode, the slaves might not fire reliably,
> and the non-FP slave flash will drown the F280 output, so you are 
> likely to
> end up with an over-exposed vertical strip, and the rest of the frame
> underexposed (but maybe not UNexposed).
>
> 3     with the F280 in normal auto T mode, your only problem might be
> getting the right balance between the auto F280 and the slave studio 
> flasges
> (non auto, I assume).
>
> 4     You would be better wortjing out guide numbers
>
> 5     best of all would be a flashmeter!
>
> HTH
>
> --
> Piers
>
> -----Original Message-----
> From: olympus-owner@xxxxxxxxxx [mailto:olympus-owner@xxxxxxxxxx] On 
> Behalf
> Of Johan Malmstrom
> Sent: 20 January 2005 15:56
> To: Oly List
> Subject: [OM] [Flash question] What happens if...
>
>
> Dear list!
>
> I have recently bought two new studio flashes since my old (free) set 
> stated
> to smell funny and got really hot... The new set is two Interfit 150
> flashes. They seems too be good enough for me.
>
> Now a question pops up in my head, sitting at the office having no 
> time for
> testing, some one on the list must know...
>
> Usually I connect one of the flashes with the X-syncro, and the other 
> act as
> slave. Can I use / what happen if I use the F280 on my 4ti combined 
> with the
> two external flashes?
>
> Which modes works? Auto? SuperFP? Is there any way to predict the 
> result?
>
> If I don't need to try, no film will be hurt, otherwise I can't give 
> any
> guarantees or warranties.
>
> / Johan
>
>
>
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