Kongsberg Simrad SN90 Reference Manual page 618

Purse seine and trawling sonar

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Simrad SN90 Reference Manual

Example: If you have chosen the Length mode, and specifies 10 in this spin

box, fish shorter than 10 cm will not be shown in the histogram.

This function specifies the upper limit of the target strengths shown in the

histogram. The value reflects the current mode you have chosen.

Example: If you have chosen the Weight mode, and specifies 7000 in this

spin box, fish heavier than 7 kg will not be shown in the histogram.

Advanced Settings

This function specifies accuracy of the histogram; that is how many vertical

bars that are used to display the target strength.

Max(imum) Percentage

This function controls the vertical resolution of the histogram.

Apply to All Channels

Check this box to apply the current setting to all the channels on your SN90

system. In this context, the term channel is used as a common term to identify the

combination of transceiver, transducer and operating frequency.

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