Sonardyne 7815: Coastal Transponder
The 7815 coastal transponder has been designed for low cost applications where size and weight are important operational factors. The transponder operates with any of the Coastal Acoustics tracking and relocation systems such as Scout USBL, Prospector and Homer-Pro.
Versatile, low cost transponder
Compact and rugged design
HF frequency band from 35-55kHz
Alkaline battery packs give up to
18 months listening life
Depth rating: 500 metres
Operating frequency range: HF (35?50 kHz)
Source level: 184-187 dB
Receive sensitivity: 105-115 dB re 1?Pa @1m
Number of unique addresses: 3609 (Field Programmable)
Switch on: Continuously operating (No On/Off switch)
Enables normal or emergency relocation of critical points of interest
Accurate underwater distance measurement
Small target/diver tracking.