Hitachi vl-21a Manual Do Utilizador
Sharpness
Manual (Sharpness UP ~ Down)
Brightness
Manual (Brightness UP ~ Down)
Negative Off / On
OSD Function
On / Off, English / Chinese (Appendix 1)
Flickerless
Off / On 1/100 sec Shutter Set NTSC
Back Light
Normal / Zone Selectable
Day & Night Function
Auto / Day / Night
Video Output Levels
Video Level = 0.714 ± 0.07v (100 ± 10 IRE)
Sync Level = 0.286 ± 0.035v (40 ± 10 IRE)
Burst Level = 0.286 ± 0.035v (40 ± 10 IRE)
Color Reproduction
Color
Red
Blue Yellow
Burst
Amplitude (%) 200 ± 40% 130 ±40% 115 ± 40% 100% Base
Phase (°) 103 ± 20° 345 ± 20° 170 ± 20° 180 ± 20°
Horizontal Resolution
Phase (°) 103 ± 20° 345 ± 20° 170 ± 20° 180 ± 20°
Horizontal Resolution
More than 580 TV Lines (High Resolution)
Luminance S/N
More than 50db
Sensitivity Typ.
1 lux at signal level 30 IRE (Lens—F: F=1.6
(WIDE)
AGC
Gain:
Max)
Day Mode: 1.2 lux,
Night Mode: 0.25 lux, Digital Slow Shutter:
0.00005
lux
Supplied Voltage
11.5 v ~ 15.0 v DC (recommended 12.0 ± 0.5v)
Camera will not turn on below 11.5 v DC
Supplied Current
240 ma (steady state)
Power Consumption
4.56 watts
Dimensions
48.0mm (W) x 51.5mm (H) x 81.6mm (D)
Weight
205g
(approximate)
Appearance / Dimensions
See Section 7
Body Color
Black
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