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This robot spider is controlled by a powerful Parallax microcontroller that fits the job perfectly. You can also use it under other projects , being a powerfull microcontroller it fits many jobs. The robot is fitted with the following sensors:

1x ultrasonic sensor (Deva-tech SRF04)
2x sensor with micro-switches Actuators:
3x Standard Model servos for the musculoskeletal
1x Micro servo to the pan of ultrasonic sensor “

Thats pretty impressive, and the robot looks really cool.

Robot Spider Powered by a Parallax Microcontroller: [Link][via]