If you are the original author, please access your User Control Panel and update it.
Here is a quick BEAM style robot. It uses a Miller Solar Engine and a 4700 uf cap to drive a 3v buzzer. It is quite active in direct sunlight. Much louder than I thought it would turn out. I was going for more of a chirping effect but in full sunlight it produces a constant buzz. Cool albeit a bit annoying. We will be moving out of the house we are in soon. It would be kind of fun to find a good hiding spot and drive the new owner crazy trying to figure it out. Although it was a quick and easy ...
This is a companion discussion topic for the original entry at https://community.robotshop.com/index.php/robots/show/beam-cricket