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Brief Introduction to Digital Video Recorder (DVR)

Digital Video Recorder (DVR)

Summary: DVR, short for a digital video recorder, is an electronic device to record videos to a USB flash drive, disk drive, SSD, SD card, and other local or networked mass storage devices. This article will give a general introduction to the Digital Video Recorder.

The term includes digital camcorders, set-top boxes with direct-to-disk recording, TV gateways with recording capability, and portable media players.

Users can use DVR to record, save, and play TV programs. It is a VCR that uses a hard drive instead of a videotape.

However, the difference between DVR and VCR is that DVR can also pause live TV shows by recording the current program in real-time. Users can fast forward to return to live TV, usually during commercials.

History Of DVR

Types Of DVR

Integrated Television Sets

DVR is integrated into some television sets (TVs). These systems use s single power cable, do not have interconnected ports, such as HDMI, share a universal remote control. So, they simplify wiring and operation.

VESA Compatibility

The VESA-compatible DVR connects to the VESA mounting holes(100 x 100 mm) on the back of an LCD TV. It allows the users to combine the DVR and TV into an integrated unit.

Set-Top Boxes

Over-the-air DVR is an independent set-top box for recording broadcast programs. In the past few years, there are having many different over-the-ari DVR products introduced to the consumer market by several companies.

Some pay-TV operators offer set-top boxes that allow users to connect their NAS(network-attached storage) hard drives or flash memory or solid-state to record media files, including videos, audios, photos, etc.

PC-Based

Hardware and software are available to convert personal computers running Microsoft Windows, Mac OS X, and Linux into DVRs. PC-Based type is popular for HTPC(home theatre PC) enthusiasts.

Linux

Many open-source and free software DVR applications are available for Linux, including Video Disk Recorder (VDR), Myth TV, TiVo, LinuxMCE, Kodi, and VBox Home TV Gateway.

macOS

El Gatto manufactures a range of digital video recording devices called EyeTV. The software that comes with each device, also known as EyeTV, can be used separately on the third-party tuners such as Pinnacle, Hauppauge, and TerraTec.

Windows

Several free digital video recording applications are available for Microsoft Windows, including web-based remote interface(Orb), MediaPortal, and GB-PVR.

Embeddable

The embeddable DVR is an independent device to be easily integrated into more complicated systems. It is typically provided as a compact bare circuit board, making it easy to install it as a subsystem component in larger devices.

Conclusion

The above gives some brief information on Digital Video Recorder (DVR), including its definition, history, and types. So you’ll have a general idea about DVR after going through this page.

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