DVR
A DVR (Digital Video Recorder) records video in digital format for playback and storage, commonly used in home entertainment and security systems.
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Definition
A device that records video in a digital format to a disk drive or other memory medium.
Purpose
DVRs allow users to record, store, and playback television programs or surveillance footage. They provide the convenience of time-shifted viewing and easy access to recorded content.
Examples of Use
- Home Entertainment: Recording TV shows and movies for later viewing.
- Security Systems: Storing surveillance footage from security cameras.
- Sports Analysis: Recording and reviewing sports events and performances.
Related Terms
- NVR (Network Video Recorder): A device that records video in a digital format to a disk drive, often used with IP cameras.
- VCR (Video Cassette Recorder): An older technology for recording analog video on magnetic tape.
- PVR (Personal Video Recorder): Another term for a DVR, emphasizing its use in personal entertainment systems.
Notes
- DVRs can be standalone devices or integrated into set-top boxes provided by cable and satellite TV providers.
- Advanced DVRs offer features like high-definition recording, multiple channel recording, and remote access via the internet.
Related Terms
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