Record mode

Manual iris/gain adjustment

$If the value does not become “OPEN”, you

cannot adjust the gain value.

$If the gain value is increased, the noise on the

screen increases.

$Depending on the zoom magnification, there are iris values that are not displayed.

%Shutter speed range

1/50 to 1/8000 seconds: Tape Recording Mode

1/25 to 1/500 seconds: Card Recording Mode The shutter speed closer to 1/8000 is faster.

%Iris/gain value range

CLOSE (Closed), F16, ..., F2.0, OPEN (Opened) 0dB, ..., 18dB

Value closer to [CLOSE] darken the image. Value closer to [18dB] brighten the image. Values with dB are gain values.

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Panasonic NV-GS230EB operating instructions Shutter speed range, Iris/gain value range, Manual iris/gain adjustment