Category Archives: bat detector

What Does The Bat Say? Tune In With This Heterodyne Detector

Bats are fascinating animals, and despite all the myth and creepiness surrounding them, they really remind one more of a drunk bird lost in the night sky than the blood-sucking creature they’re often made out to be. Of course, some really fall into that category, and unlike actual birds, bats …read more

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Posted in 3D printed case, 4066, 555, bat detector, bats, heterodyne, MCP6002, MEMS microphones, misc hacks, nature | Leave a comment

Worried About Bats in your Belfry? A Tale of Two Bat Detectors

As somebody who loves technology and wildlife and also needs to develop an old farmhouse, going down the bat detector rabbit hole was a journey hard to resist. Bats are ideal animals for hackers to monitor as they emit ultrasonic frequencies from their mouths and noses to communicate with each …read more

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Posted in ArduBat, bat detector, digital audio hacks, Hackaday Columns, misc hacks, ultrasonic | Leave a comment