K'NEXBOT by Steven Kaehler

Mini robot sumo
L:10cm x W:10cm x H:~20cm, Weight: 500g
Construction: K'NEX frame & motors.

Batteries: 
1) 9V for logic & interface.
2) 6V for motors.
Two drive wheels, two balance skids.

Sensors: 
1) Front left & right bumper switches 
2) IR distance sensor (Sharp GP2D02, Range: 10-100cm)
3) Black/white floor line sensors (phototransistors/IR LEDs)

CPU: MC68HC811E2 on a Marvin Green BOTBoard1
Programming: Karl Lunt's SBASIC
Program size: ~2Kbytes

Detailed two-part article in SRS Encoder at 
http://www.seattlerobotics.org/encoder/jul99/K'nexbot_P1.htm

Email: sdk6772@yahoo.com