Quote Originally Posted by cyberlord
whether it meets FCC requirements.
Just to toss another hat in the ring, be aware of what frequency the triggers operate at. There are some areas of the spectrum which are in the public domain and depending on where you're shooting at you could have interference which could cause you some trouble. Examples are 27mhz, 54mhz (most remote control toys use these), 900mhz, etc, etc. AlienBees are redesigning their triggers because of that and moving their frequency to a non-public one in the 300mhz range.