Receivers and Antennas

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Smaller scale studies and basic ground tracking work
Standard wildlife VHF transmitters
Our most portable, lightweight model
4 MHz range, 400 channels, 100 scan-able
Runs 18 hours on 4 "AA" alkaline batteries
Includes carry case 

 LIMITED availability, discontinued
Standard wildlife VHF transmitters
Large knobs for ease of use
2 MHz range, 200 channels scan-able
Rechargeable battery up to 8 hr. use
Carry case and battery charger included 

 At the heart of the R4500SD is its innovative Digital Signal Processing (DSP) technology. Simply put, DSP technology enhances sensitivity, improves noise rejection, and significantly increases tag detection range when datalogging. 

 For larger fish studies using coded transmitters, and aerial and unattended tracking
Coded VHF transmitters
Allows up to 100 multiple tags on a single frequency
4 MHz range, 400 channels scan-able
Integrated GPS logs location data
3 modes: Unattended, Aerial, Manual 

Larger terrestrial and studies using coded transmitters, can isolate and track to select coded tags. Supports aerial and unattended systems.
Coded VHF transmitters
Allows up to 25 multiple tags on a single frequency
4 MHz range, 400 channels scan-able
Integrated GPS logs location data
3 modes: Unattended, Aerial, Manual

Variety of antennas to match your study needs, including directional and non-directional antenna. The commonly used 3 Element folding Yagi, 5 element folding Yagi, a 4 Element fixed Yagi, and omni-directional antennas