FRANZIS
DIY bat detector: High-quality kit to hear bats, for hobby researchers and nature observers

Experience the world of ultrasonic sounds: This kit for a bat detector offers you a unique opportunity to dive into the fascinating world of bats and discover their otherwise inaudible ultrasonic calls. With this device you can convert bats‘ echolocation into audible clicking and crackling sounds and thus track the hidden activity patterns of these animals at dusk or in darkness.

Simple and safe handling: The detector can be assembled in no time. The circuit board is already equipped with numerous SMD components. Only a few components need to be plugged in by you and connected to the microphone, speaker and adjustment controls.

Embark on an acoustic journey of discovery: Not only bats, but many technical devices also emit inaudible ultrasonic signals. You will be amazed at how many invisible sources of sound surround you.