Features Using this valve kit you can control Pneumatics from NXT.
This valve kit contains a Servo, Pneumatic Valve, and other hardware required to build your NXT controlled Pneumatic Valve.
To use this valve kit with your NXT, you will need NXTServo-v3
Pneumatic Arm Robot - by Ikuo Kamei from Japan
A modified Snatcher robot by Xander (originally from Laurens Valk's book):
Pneumatic Arm using Servo Operated Valves
Related Posts http://mightor.wordpress.com/2011/03/21/the-pneuma-snatcher/
Servo Operated Pneumatic Valve Kit (without valve) - Use this kit if you already have the valves (LEGO part 4694b).
* Control Pneumatic valves with NXT.
* Includes all the required hardware (except valve).
* Includes Assembly instructions.
Requires NXTServo-v2 or similar servo controller.