You are reading a single comment by @Khornight2 and its replies.
Click here to read the full conversation.
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
@Khornight2
How about something like this:
http://www.sensortags.com/
tag the ball, shorten the sensor towers and you've got a standardised goal size and way of detecting if the ball goes between the post.
Disclaimer: I know this is never going to happen.