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CoaXPress Area Scan Camera
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User Manual
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11.12 Set Gain
The gain function may differ by camera models.
The camera has 2 types of gain, including the analog gain and digital gain. The analog gain is
applied before the signal from the camera sensor is converted into digital values, while digital gain
is applied after the conversion.
11.12.1 Set Analog Gain
The analog gain parameter name may differ for camera of different models or firmware. The
analog gain parameter name can be Preamp Gain or Gain, which have different settings method.

Preamp Gain
Click Analog Control > Preamp Gain, and set Preamp Gain according to actual demands.
Figure 11-20 Set Preamp Gain
When the analog gain parameter is Preamp Gain, you can set it manually only.

Gain
The camera has 3 types of analog gain: Off, Once and Continuous. The analog gain mode and
principle are shown below.
Table 11-3 Analog Gain Mode and Principle
Analog Gain Mode Principle
Off The camera adjusts analog gain according to the value configured by user
in Gain.
Once The camera adjusts the analog gain automatically according to the image
brightness. After adjusting, it will switch to Off Mode.
Continuous The camera adjusts the analog gain continuously according to the image
brightness.