CCTV recording evolved from VCRs to DVRs, NVRs, and cloud systems. Modern recorders centralize multiple camera feeds, use efficient codecs, and protect footage with encryption, access controls, and backups to support security and legal use.
The Dish Network 508 popularized DVR features - pause live TV, easy on-screen programming, and recording while you watch. Today those capabilities exist in modern DVRs, multiroom systems, and cloud DVR services; choose based on how you watch.
A modern CCTV (video surveillance) installer designs, installs and secures camera systems using IP cameras, PoE, NVR/cloud storage and analytics, while balancing coverage, budget and legal/privacy requirements.
Digital cable delivers compressed TV over cable networks to set-top boxes or apps, enabling more channels, on-demand content, DVR and modern video/audio formats - and it now competes with streaming services.