DVR Security System Review

This is the blade version of the Axis 243Q video server, the device enables you to migrate analog surveillance cameras into a digital security system. As with other blade versions of the Axis video server range you will need the Axis video server rack in order to set up the device. The Axis 243Q is a 4 channel video server and is fitted with four BNC sockets to accommodate your analog security cameras.

You can connect a variety of pan tilt and zoom surveillance cameras to the video server, the position of PTZ cameras attached to the device can be controlled with a specialist joystick control. The video server is fitted with an RS-485 half duplex port and it is compatible with both PAL and NTSC video signals and automatically detects the video signal of attached cameras.

The video server uses both MPEG-4 and motion JPEG compression and has a maximum frame rate of 30 frames per second per attached camera. The maximum image resolution of the device is 704*480 when using an NTSC video signal, in PAL mode the maximum image resolution is 704*576. The video server also has overlay capabilities so you can overlay camera footage with the date, time or a unique name of your choice.

Images captured by the video server can be displayed on monitoring devices in either black and white or color. The device also has aspect ratio correction to ensure compatibility with a variety of monitors and it has a de-interlace filter. Video recording can be activated through the device by means of motion detection or scheduling, the video server is also fitted with external alarm inputs and will activate recording should it detect an alarm has been triggered.

The 243Q consists of more hardware than many of its counterparts in the Axis video server range, the device has four ETRAX 100 LX CPU’s. The video server also has four sets of RAM each 32 megabytes in size, the device also has four sets of supplementary flash RAM each totalling 8 MB. The video server includes software to enable you to set up PC’s as monitoring stations, the device can be connected to computer networks and its functions can be controlled from remote sites.

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