Hitachi HV-D30 operation manual Comb Filter



5) DIGITAL GAIN : Digital gain setup

Select from among 0, +6 and +12 dB. Since added to the Main menu Gain setting, maximum increase is 36 dB.

6) DNR : Digital noise reduction

Select Off, Mode 1 or Mode 2. Although Mode 2 provides greater noise reduction than Mode 1, image resolution in slightly reduced.

7) A WHT SPEED : Sets real-time auto white balance response speed.

ξ Standard	: Usual setting
ξ Slow	: Slows white balance response. Although usable for general purpose,
	intended to reduce disturbance with flashing lights of different color
	temperatures or moving vehicle headlights.

8) COMB FILTER

On: Reduces cross color (rainbow effect) with striped images (e.g., performer wearing a striped necktie).

Note: Less reduction effect in PAL systems, producing a soft image.



9) FILE SELECT: Select scene file from among 1, 2, 3, 4 and PRESET.



.SUB MENU 2

1) DYNA CHROMA : Dynamic chroma ON/OFF

On setting improves coloration in bright scene components.

2) CHROMA GAIN : Level setting in chroma signal

Setting range is -128 to 127. Press R and L to respectively raise or lower the chroma signal level. Press both L and R for about 2 seconds to set to 0.

3) MASKING : Masking ON/OFF

On (standard) setting provides overall picture adjustment at the Special Set Masking menu.

4) GAMMA : Gamma ON/OFF

On/off toggle. At Auto Camera Mode, defaults to on.

5) CONTRAST : Contrast OFF/NORMAL/HIGH

Contrast can be set in two steps of Normal and High. HIGH enhances the contrast more than NORMAL.

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