Quote:
Originally Posted by Billfred
Just looked some up on eBay since most vendors don't just toss their prices online. I wasn't quite expecting them to be worth orders of magnitude of the cars we're looking at for using!  I'll have to do more searching after work.
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Robot shop has a
good selection, but they are mostly in the 4-digit range. they also have a few decent looking
ultrasonic options in the 550 - 850 range.
IR sensors are far cheaper, but most have pitiful ranges and they don't like conditions such as direct sunlight.