Dogs especially love that ... which you know is going to lead to training the dog to do it himself. A proximity sensor detects the ball and starts up a pair of 540 R/C motors, then a servo drops ...

Posted in Arduino Hacks Tagged ball launcher, dog toy, esc, fetch machine, proximity sensor, RC motor, servo Tennis Ball Launcher Has Puppies Running The 100m Dash June 14, 2014 by James Hobson 17 ...

G-Dog Servo Robot Puppy By Staff Editor Updated: Feb. 28, 2019 6:55 pm EST G-Robots has created a tiny robot dog kit that actually seems like it would be a lot of fun.