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Neptune Sonar - Model D/17 -Spherical Projector
The D/17 spherical transducer is a versatile design providing an omni-directional transmit and receive beam pattern. With a large operating bandwidth and capable of achieving source levels of 201 dB when operated below 10m water depth. It is particularly suitable as a high-power noise source or communications transducer. The D/17 is available with or without acoustic calibration, traceable to National Standards.
Resonant Frequency (Nominal): 17 kHz
Beam Pattern: Omni ± 2 dB up to 30 kHz
Transmit Sensitivity: 148 dB re 1μPa/V @ 1m
Receive Sensitivity: -187 dB re 1V/μPa
Capacitance at 1 kHz (with 10m cable): 54,000 pF
Transmit Voltage (Abs. Max): 600 Vrms
Transmit Voltage / Duty Cycle (Max): 600 Vrms @ 10%, 190 Vrms @ 100%
Cable Length: 10 metres standard, (Additional lengths supplied to order)
Weight Air/Water (including 10m cable): 2.6 kg / 0.7 kg
Connector: Not fitted as standard, (Optional BNC or Customer Specific)
Operating Temperature: -5 to +40 °C
Storage Temperature: -40 to +80 °C
Cable Type: Ø12mm Polyurethane Jacket, Screened Twisted Pair
Operating Depth: 2000m Standard, (Optional 4000m – both may require an export license)