Costing table for the robot hardware.
item cost
picaxe microcontroller $50.00
twin gearbox $22
sensors, emitters $18
wiring +circuit boards $25
batterys $8
wheels $2
castor $2
resitors, capicitors $10
assorted extras $30
total $167
item cost
picaxe microcontroller $50.00
twin gearbox $22
sensors, emitters $18
wiring +circuit boards $25
batterys $8
wheels $2
castor $2
resitors, capicitors $10
assorted extras $30
total $167