Hackaday (unofficial) July 14, 2023 7:00pm Listening to Bats As They Search For Food #raspberrypi #bat #batdetector #heterodyne #opamp #pico #sound #timeexpansion #ultrasonic #hackaday posted by pod_feeder_v2 Listening To Bats As They Search For Food The range of human hearing goes up to about 20 kilohertz, which is fine for our purposes, but is pretty poor compared to plenty of other animal species. Dogs famously can hear up to about 60 kHz, a…
