Lowrance HOOK-4x - Ping Speed; Downscan Options

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DownScan operation | HOOK X series
DownScan operation | HOOK X series
Frequency
Controls the transducer frequency
used by the unit. 800 kHz oers the
best resolution, while 455 kHz has
greater depth penetration.
NOTE: When using a custom range,
you may not receive any digital depth
readings, or you may receive incorrect
depth information.
Ping Speed
Controls the rate the transducer uses to send sonar
waves into the water. Ping speed adjustments can
help reduce interference from other transducers.
DownScan options
Noise Rejection
Uses advanced signal processing to monitor the
eects noise (boat pumps, water conditions,
engine ignition systems, etc.) has on your display,
and then lters out undesired signals.