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Subject: Re: flash/optical slave problem

> I bought 2 Sigma EF-500 ST flashes for my Pentaxes. I ve the TTL
> flash, but they don't behave very well with optical slaves on them...
> they'll fire about every 4th or 5th flash from my master... even
> with it inches away.
> It's the same no matter what optical slave I use (I own 4 or 5), or
> what flash they're on. I also have 2 Vivtar 285 flashes, and they
> fire every time when on the same slave.

seems like the internet requires people to make a snarky comment so here

sigma, well duh.

but I'm wondering if there is a voltage level problem, or if the polarity is
wrong. with HH blade plugs you could pull it and reinsert the other way and
quite often fix the problem.

this reply is echoed to the z-prophoto mailing list at yahoogroups.com


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Re: flash/optical slave problem

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