GeoVision GV-BL110D, User Manual, Page: 90 / 393

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AGC
 Freeze: Instantly freezes the live view image when On is selected.
 AGC: Automatic Gain Control (AGC) utilizes an electronic circuit
which amplifies video signal when the signal strength falls below a
given value due to lack of the light on the camera. Adjust camera
sensitivity to provide clear images. Under strong light intensity,
AGC decreases the camera sensitivity to produce dimmer images.
Under weak light intensity, AGC increases the camera sensitivity
to produce brighter images. To adjust AGC, use the slider to select
among 0 to 8. A higher value produces brighter images.
 Sense Up: Use the slider to select among 0 to 8. A higher value
produces brighter images.
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APC: Aperture Compensation (APC) is used to adjust the sharpness
of the image.

H Gain : Sharpens the horizontal elements of the image. Use the
slider to adjust the horizontal compensation between 0 and 12.

V Gain: Sharpens the vertical elements of the image. User the
slider to adjust the vertical compensation between 0 and 12.
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Gamma: Adjusts the contrast of the image. Use the drop-down list to
select between 1 and 2. The “2” option produces stronger contrast.