Panasonic NV-GS300 Operating Instructions Manual page 38

≥During normal playback, image movement may
not look smooth.
≥When recording in the extremely bright place,
the colour of the screen may change or flickers.
If so adjust the shutter speed manually to 1/50
or 1/100.
Manual iris/gain adjustment
≥Set the shutter speed before setting the
aperture (iris/gain) when manually adjusting
both settings.
≥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.
ª
Shutter speed range
1/50 to 1/8000 seconds: Tape Recording Mode
1/25 to 1/2000 seconds: Card Recording Mode
The shutter speed closer to 1/8000 is faster.
ª
Iris/gain value range
CLOSE (Closed), F16, ..., F2.0,
OPEN (Opened: F1.8) 0dB, ..., 18dB
Value closer to [CLOSE] darken the image.
Value closer to [18dB] brighten the image.
Values with dB are gain values.
38
VQT0T16
Record mode