M159 Trawl Monitor
Part NumberM159
The M159 was specifically designed for retrofitting to popular 30 kHz, 33 kHz, and 50 kHz net sounders. Its mid-range beamwidth can be used to measure a trawl net’s distance from the bottom or surface. Connection to the trawl cable is easy with the MacArtney SUBCONN® underwater connector.
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- For retrofit with existing 30 kHz, 33 kHz, and 50 kHz net sounders
- Transducer is pressure rated to 600 m (2000')
- Easy-to-mount in flooded pod
- Stainless-steel, internal chassis
- SEALCAST™, seamless, urethane housing for long life underwater
- Frequency: 30 kHz, 33 kHz or 50 kHzPower Rating: 900 W - 1kWConventional Beam: 30 kHz - 27° at -3dbAcoustic Window: UrethaneCable Type: C43, one shielded twisted pair (2-14 AWG) with braided shield, black neoprene jacket, 10 mm (13/32") diameterConventional or Chirp: ConventionalCountry of Origin: USAFOM (db): -14Housing Depth Rating: 600 m (2000')Housing Type: SEALCAST™, seamless, urethane housingImpedance Series: 70-j0(Ω)Mounting Style: Net MountedQ: 7Recommended Use: Trawl MonitoringSingle or Dual Frequency: SingleTransducer Functions: Trawl net openings and distance to bottomWeight: Varies based on frequency
