Mindboards

thank you, this is very helpful. Actually, I have a canon 7d so the socket is different from an audio jack, it's a N3 connector. There are cheap chinese remote controls on ebay from which I could get the female connector. With your information, I think I can actually pull this off. On a related matt...

Thank you for your very fast and thorough answer. My intention was at least to have shutter control, but focus can of course be useful. So indeed there is no native way to do this with just the starter kit. I had seen the relay block you mentionned, but it seems a bit pricey (+s&h), so I guess I...

I don't have the mindstorms set yet, so this may be a trivial question, but I am wondering wether it is possible or not to control an output switch from within the program. My idea is to control the shutter of my Canon SLR which uses a proprietary connector: http://www.diff.net/peter/photography/can...