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SONAR BLACK BOXES














 GSD  26   GSD  25
 ™
 ™
 The GSD 26 professional CHIRP   The GSD 25 premium 1 kW CHIRP
 sonar module is serious sportfishing   traditional sonar module is a remote
 technology that takes clear, concise   network solution that provides
 target separation to far greater depths   outstanding fish-finding and bottom-
 than traditional sonar.  tracking capabilities with CHIRP ClearVü
 and CHIRP SideVü scanning sonar.





 GSD  24  GCV  20
 ™
 ™
 With up to 2,000 watts of transmit   The Garmin GCV 20 Ultra High-
 power and a high-dynamic range   Definition black box sonar adds both
 receiver, the GSD 24 brings high-  SideVü and ClearVü with CHIRP
 definition, dual-frequency imaging to   scanning sonar technology to your
 your compatible Garmin chartplotter.   compatible Garmin chartplotter.






 THE LINEUP  GSD 26  GSD 25  GSD 24  GCV 20

 010-00958-00  010-01159-00  010-00957-00  010-02055-10
 Garmin Marine Network Ports  1  1  1  3

 Traditional:
 50/200, 77/200, 83/200
 Single Channel CHIRP: 40-250  Ultra High-Definition ClearVü:
 0.8 MHz (800 kHz),
 25-210 kHz    CHIRP range: 760-880 kHz
 Frequencies Supported  (dependent on    Dual Channel CHIRP: 40-250  50/200 kHz
 transducer)  SideVü/ClearVü:    Ultra High-Definition SideVü:
 CHIRP 455/800 and    1.2 MHz (1,200 kHz),
 CHIRP 260/455  CHIRP range: 1,060-1,170 kHz
 (dependent on transducer)
 Transmit Power  25-3,000 W rms  1 kW  25-2,000 W rms  500 W rms
 ClearVü/Sideü  •  •

 200’ Ultra High-Definition ClearVü
 125’ to each side Ultra
 Max Depth  10,000 ft (3,048 m)  5,000 ft (1,524 m)  5,000 ft (1,524 m)  High-Definition SideVü
 250’ total, at a
 maximum depth of 30’
 Traditional CHIRP Capable  •  •
 Power Input  10-35 V  10-35 V  10-35 V
 Power Usage  100 W maximum  27 W maximum  40 W maximum
 Compass-safe Distance  23.6 in (60 cm)  11.8 in (30 cm)  15.75 in (40 cm)  10.2 in (26 cm)




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