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In 2012, [Bruno] wanted to detect some bats. Detect bats? Some varieties of bat (primarily the descriptively named “microbats”) locate themselves and their prey in space using echolocation, the same way your first robot probably did. The bat emits chirps from their adorably tiny larynx the same way a human uses its vocal cords to produce sound. The bat then listens for an echo of that sound and can make inferences about the location of its presumed prey in the volume around it. Bat detectors are devices which can detect these ultrasonic sounds and shift them into a range that …read more