Sonotronics Device / Instrument
UDR Underwater Diver Receiver
Handheld diver receiver for relocating tagged equipment or animals at ranges over 1 km, even in zero visibility.
Description
The UDR (Underwater Diver Receiver) lets a diver approach an object or animal marked with an ultrasonic transmitter, including transmitters from other makers. It reaches ranges of more than 1 km and works in zero visibility.
Key features
- Frequencies 30 to 90 kHz; sensitivity 20 uV, (S+N)/N = 30 dB
- Waterproof headphones, variable gain, volume control and backlit display
- Frequency and gain ranges programmable before the dive
- Modes for ACT-coded transmissions, telemetry and R-code IDs
- Weight in air: UDR 900 g, headphones 415 g; 8 hour battery life; 16 x 11 x 20 cm
- UDR-Kit adds a BNC adapter, DH-4 hydrophone, test transmitter and Pelican case for use from a surface vessel
Specifications
| Frequencies | 30 to 90 kHz |
|---|---|
| Sensitivity | 20uV, (S+N)/N = 30dB |
| Weight (air) | UDR: 900g, Headphones: 415g |
| Battery life | 8 hour |
| Size | 16cm x 11cm x 20cm |
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