The system can control 1, 2 or 4 video and light control channels. The rear side of the SCU can be connected to a recorder or a monitor. The unit has a built in LED light and video transmission over twisted pair or coax controller for camera and light. The video controller is auto tunable for any cable up to 600 m. The light is dimmable from 0-100%. The unit also has a NovaNET (rs485) connection to interface with other Novasub systems like the DDG. NovaNET makes it possible to share data and control camera and light with the NSDVR software for video recording & light control.
The monitor connection is HDMI, VGA and composite video. The cameras are recorded on a hard disk at standard D1 720×576 or 960H / WD1 944×576. Each channel has an independent audio input for recording audio along with the video file. Standard the SCU is fitted with a text video overlay per channel. The system is 100-240 VAC powered and has a built in UPS function with batteries and battery charger.
The DVR2 is controlled with the membrane keypad and keyboard. The DVR2 is also fitted with a snapshot function which makes is possible to take pictures of the video stream. The video files can be copied from the internal SSD hard disk and external USB storage device. With a LAN connections you have the possibility to stream the video images over the network and internet.
Text & Data overlay
The video text overlay are 4 lines of 36 characters each. One line is dedicated for use of the date/time with data. 2nd overlay is the name of the channel plus free text, and the remaining two overlay lines are free text. All overlay lines can be placed anywhere on the window. Also a snapshot can be made and is stored as a JPG on the hard disk. Optional diver data like depth and dive time can be added to the overlay. (see Novasub DDG Digital Diver Gauge and UDS-3 depth sensor)
The SCU-xVL-DVR2-x can record all channels at the same time, each to an independent file. The monitor view is selectable between, 1 channel, 2 channels PAP (Picture &Picture) or 2 channels PIP (Picture in Picture) and Quad, 4 channels. The smaller PIP window can be placed anywhere over the main window. Also the PIP size is selectable between ¼ or 1/9 size of the monitor.
The DVR2 can record either in the standard D1 format or the new 960H wide format. The 960H format is in PAL 960×576 pixels, compared to the D1 720×576 and increase of 35%. To really achieve the actual 960H resolution, use the latest Novasub NSBC cameras which actually have the 960×576 pixels resolution.