Developed by Magenta Ltd (Est. 1975) from their experience with earlier designs, the Magenta Bat detector 4 makes the ultrasonic echolocation used by bats audible to human ears.

Features:

* Advanced low noise IC preamplifier stage
* high stability 'easy tuning' linear heterodyne oscillator
* New audio circuits
* Increased gain and sensitivity
* Convenient bottom mounted headphone socket (mutes Loudspeaker)
* Line level tape recorder socket - constant level regardless of volume control
* Top lit calibrated frequency dial

For further information about the Magenta Bat Detector 4: Download Brochure