The circuit and program could easily be adapted for photographic triggers for water droplet images or any timing beam project.
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Signing UpStep 1Components
- the Arduino Duemilanova
- the ioBridge io-204 monitoring system and serial module
- two IR emitters
- two IR phototransistors
- a 47 ohm resistor
- two One megohm potentiometers
- a few bits of wires, glue and some plastic tube
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