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• Specifications

The Echo Meter EM3 is the latest addition to the Wildlife Acoustics product family. This active handheld bat detector and recorder is easy to hold, lightweight and requires no additional hardware. Customers can:

- Monitor bat calls with headphones or the built-in speaker.
- Record bat passes in 16-bit full spectrum while simultaneously listening to bat calls in the method of your choice: Heterodyne, Frequency Division or our patent pending Real Time Expansion.
- View the built-in spectrogram that displays current and recent bat passes in expanded or compressed mode to see a history of bat calls.
- Zoom in and out of the vertical and horizontal axis of the spectrogram for recently heard bat calls while continuing to monitor and record.
- Playback bat calls in Time Expansion mode at the desired speed to hear details of the call.
- Set preferences to the most flexible heterodyne detector on the market:
- Auto-Het feature automatically selects the frequency based on the call dynamics.
- Program up to four frequency presets to rapidly tune into a bat call.
- Fine tune any frequency setting with easy to use button navigation.
- Categorize or tag a bat call in real-time in one of four categories to facilitate post processing.
- User selectable sample rate of 256kHz or 384kHz.
- Capture voice notes and bat passes in the same trigger for direct correlation.
- Optional GPS accessory maps bat signal to location.


An optional GPS receiver/antenna is available separately.