British Wildlife is the leading natural history magazine in the UK, providing essential reading for both enthusiast and professional naturalists and wildlife conservationists. Published eight times a year, British Wildlife bridges the gap between popular writing and scientific literature through a combination of long-form articles, regular columns and reports, book reviews and letters.
Conservation Land Management (CLM) is a quarterly magazine that is widely regarded as essential reading for all who are involved in land management for nature conservation, across the British Isles. CLM includes long-form articles, events listings, publication reviews, new product information and updates, reports of conferences and letters.
The Batbox III D is a heterodyne bat detector which incorporates the latest technology whilst retaining all the best qualities of its predecessor. The easy-to-read digital display, single-handed operation, high sensitivity and robustness make it an essential field tool for the professional or amateur batworker.
Includes line-out for digital recording, speaker and backlit digital display.
The Batbox III D comes with a soft protective case and full user instructions. Powered by a single 9V battery (included).
Heterodyne Detection
Heterodyne bat detectors are great for beginners and offer immediate identification of bats in the field. You select the ultrasonic frequency range to listen to just like tuning in radio. Heterodyne detectors typically have a headphone socket and line-out socket for recording calls.
* Tunable range: 19kHz - 125 kHz
* Bandwidth: > 16kHz
* Record out (3.5mm socket): line level (mono)
* Headphone out (3.5mm socket): to both channels (8 -16ohm)
* Display: 12.5 mm digital LCD with back-light
* Display Accuracy: 1 digit
* Microphone: broadband electret condenser
* Speaker: weatherproof 35mm
* Amplifier: 350mW (max)
* Power supply: 1 x 9v PP3
* Quiescent current: 24mA
* Dimensions: 125 x 69 x 32mm
* Weight: 131g (without battery)