Introduction
The AJ-HDC20A integrates two units: 1) a high-Furthermore, it is compact and lightweight, has low
definition (HD) color video camera featuring an FIT-power consumption, and excels in achieving a high
CCD equipped with a 2.2 million pixel on-chip lenslevel of picture quality, sensitivity, and mobility, and is
that supports the full spectrum of HD TV (1080i/59.94extremely dust-proof and moisture-proof. These are
Hz), and 2) a DVCPRO HD format VTR thatall attributes which enable the unit to be used for
incorporates the latest compression technology.electronic news gathering (ENG) applications as well.
Featuring a 100 Mbps recording rate for the VTR asSince digital signal processing is provided in both the
well, this unit is capable of recording images with ancamera unit and VTR unit, the picture quality is further
extremely high picture quality to achieve the highestimproved while the unitOs stability is also enhanced.
performance and most sophisticated functions as anSmall multimedia cards meeting global standards can
integrated camera/VTR for electronic field productionbe used for the camera and VTR setting data as part
(EFP) applications.of a system which can accomplish data management.
Features
Features of the camera unit
The camera unit of the AJ-HDC20A has theSetup card
following features.Up to eight sets of setting menu data can be stored on
OHigh sensitivity: 2000 lux (F8)small multimedia cards (VW-MMT8) serving as setup
OHigh signal-to-noise ratio: 54 dB (standard)cards. Organizing this data by set or by shooting
OLow smearconditions for storage is useful in reproducing the
OLow flaresame setup states with ease and in ensuring
consistency in the setup states from one set of data to
Digital signal processingthe next.
Analog signals are converted into digital signals
through 10-bit A/D conversion at a samplingHigh-performance electronic shutter
frequency of 74.1758 MHz. This processing not onlyUse of the self-contained electronic shutter results in
enhances the picture quality, stability and reliabilityimages with minimal shake even when the subject is
but it also enables the viewfinder screen displays andfast-moving. Any of the following special modes can
many of the adjustment and setup items to bealso be selected.
configured in a menu-driven format.OSynchro scan mode
This is ideal for shooting the monitor screens of a
Customized setting menuspersonal computer or work station. (30.3 Hz to
The status displays, messages and marker displays250.2 Hz)
are controlled using setting menus which areImages with minimal horizontal stripe noise can be
displayed on the viewfinder screen. The user canobtained in this mode.
select whether or not to display certain items andOHigh vertical resolution (Super V) mode
under what conditions they are to be displayed to suitThis mode achieves images whose vertical
the userOs convenience. For instance, the ON/OFFresolution is higher compared with the standard
settings can be selected for nine different statuses formode.
the O!� lamp display which tells the user that the unit is
experiencing some kind of problem.
The menus are also used to select settings and
functions and execute memory card operations.
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ACEC
