This is the CHIRP dual frequency transducer for the Furuno DFF1-UHD network hardness sounder commonly used in conjunction with Maxsea TimeZero Pro plotters.

Its low frequency part operates between 42 kHz & 65 kHz, and the high frequency part operates between 130 kHz & 210 kHz.

• Eight internal broadband ceramic assemblies
• Depth and fast-response water-temperature sensor
• 1 kW of power for great deep water performance
• Low Frequency: 42 kHz to 65 kHz
• 25° to 16° beamwidth with a maximum depth of 914 m (3000')
• High Frequency: 130 kHz to 210 kHz
• 10° to 6° beamwidth with a maximum depth of 304 m (1000')
• 103 kHz of total bandwidth from one transducer
• Covers popular fishing frequencies of 50 and 200 kHz plus everything else in the bandwidth
• Urethane transducer housing with Curved Edge Design for wet box installation
• Recommended boat size: 8 m (25') and above