Free Web Directory - Neorunner - Science - Technology - Acoustics, Ultrasound and Vibration - Ultrasound - Companies

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See also:

Belfry Bat Detector - - Hand built to order, an assembled unit that is portable, small, lightweight and is powered by a 9 volt battery.

Bertrik's bat detector page - - Information on building your own bat detecto.

Stag Electronics - - Bat detectors, books and CDs of bat echolocation, downloads of bat sounds and bat music.

Ultra Sound Advice (UK) - - Various ultrasound devices (air ultrasound, bat detectors, and data logger).

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