Digital+Video+Recorder


 * Digital Video Recorder **

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Purpose
The point of the device is to record t.v shows and videos in a digital format on the memory of a hard drive.

Energy
It transfers electric energy to kinetic

Controls
the coil and the magnetis.when the disk that has the

Materials
magenits,type of metal

Science
magnetic recording that is used in the hardrive which is the main part of a DVR

Design
it looks like a VCR or a DVD Box

Evolution
A cange that could be made to make this device better it could be that it would remember a persons most watched shows.

Competitors
Replaytv

Partners
the harddrive

Siblings
casette players and the VCR

Floppy Disc Drive

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