Flash Slave Trigger

Posted on Feb 4, 2014

Flash slaves are used when you need to supplement one flash unit with one or several more. This slave trigger simply triggers those other units. It does this by `seeing` the first flash (using a phototransistor) and triggering the other flashes a few microseconds later. The sensitivity of the circuit is adjustable to compensate for ambient light o

Flash Slave Trigger
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r dimmer than usual master flashes.

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