Before you go: which other sensor, costing less than the $99 MaxBotix and easy to use with the Arduino, did you have in mind when you said "...a sensor, for less than the cost of the Maxbotix, but designed and well-suited for the task?"
Before you go: which other sensor, costing less than the $99 MaxBotix and easy to use with the Arduino, did you have in mind when you said "...a sensor, for less than the cost of the Maxbotix, but designed and well-suited for the task?"