Applied Acoustics 919 Transponder - available for rental/hire from Ashtead Technology.
The unique beacon architecture with 144 channel settings allows instantaneous operation with most USBL tracking systems. All beacons come with 2 rotary switches at one end of the unit to allow easy selection of transmit and receive frequencies (channels).
|Depth Rating||1500 m|
|Specifications||+ / - 90 degrees 188dB 70mm diameter 372.5mm long|
|Battery Life||30 days (listening). At 1 reply/second: 28 hrs. At 1 reply/4 seconds: 96 hrs.|
|NiMH for Mini and Midi. NiCad for Seabed types|
|Receive sensitivity||100dB re 1 uPa type|