CA34/44/54 Troubleshooting, Service and Specifications Chapter 10-7
Echosounder section (CA34)
Frequencies: 50 and 200 kHz, selectable
Output power: Variable up to 600W RMS (4,800 W PP)
Impedance: 175 / 425 ohms
Display ranges: 5 to 1000 m in 21 steps, manual and auto mode
Detection
ranges: Frequency Beam Bottom
50 kHz 45° 800 m / 2,400 ft
200 kHz 15° 350 m / 1,050 ft
Pulse length: Short, medium, long and auto
Transmission
rate: 10 pings per second
Alarms: Fish, max. and min. depth
Zoom mode: Shift, bottom and VRM expansion, 1 to 50 meters, feet or
fathoms
Event marker: At current ping and depth memory
Picture speed: True distance or time, high, medium, low, and freeze
Noise filter: User selectable on/off
Echo pre-
sentation: A-scope and white line discrimination
Temperature: Sensor or NMEA
Speed: Sensor or NMEA
Echosounder section (CA44/54)
Frequencies: 38, 50 and 200 kHz, selectable
Output power: Variable up to 1kW RMS per channel
Impedance: 75 ohms
Display ranges: 3 to 3000 m in 21 steps, manual and auto mode
Detection
ranges: Frequency Beam Fish* Bottom*
38 kHz 13x21° 410m 1800 m
50 kHz 10x16° 430m 1500 m
200 kHz 7° 280m 400 m
*Single Fish Target Strength: -30dB (60cm cod)
*Bottom Back Scattering Strength: -20dB
*Simrad transducer C38/200 or C50/200
Pulse length: Short, medium, long and auto
Transmission
rate: 10 pings per second
Alarms: Fish, max. and min. depth
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