ElectronicsJR Computer Design & Service

Stand Alone DVR

Is a machine that has been designed and manufactured specifically to work as a DVR. the software is embedded in electronics chips on a circuit board. The operating system of a DVR is stored in the hardware, not on the hard drives. The hard disk drive is used to store the video and events.

Stay There When You Can't Be There

 PC Based DVR Standalone DVR iView Technology Upgrade PC To DVR 

Advantage of Stand Alone DVR

More stable and reliable since they contain fewer parts and the software is often written in basic machine code or Linux code. In general standalone DVRs also offer the benefit of being less expensive than PC based DVR.

Disadvantage of Stand Alone DVR

Cannot operate in conjunction with other specialized software such as the PC based DVR and cannot be integrated with other security systems.

Video Compression Types:

• JPEG
• MJPEG (Motion JPEG)
• MPEG 4 (Good)
• H.264 (Better)

Compression quality Comparison:

When selecting a DVR consider:

• Number of cameras supported or (channels)
• Viewing/Recording in Frames per second (fps)
• Compression technology (Video Compression)
• Hard drive size (how long retain files)
• TV and/or VGA and HDMI outputs
• Network connection / remote viewing capability
• Motion detection recording
• Scheduling recording
• Ability to save video and audio to a CD or flash drive
• Easy and comprehensive search capabilities
• User interface should be intuitive and easy to operate
• Alarm handling capability
• Remote viewing compatibily with diferents browsers, operative sistems and actual more used mobility devices
• Cost of operation and others factors
• Total Cost Ownership (TCO)

Recording Rate Comparisons: