Video Recording is the process of recording moving or still pictures. This instead of photo chemically as in photographic film. To record the images on the video tape we store electrical signals as patterns. These are regions of iron oxide, which form the magnetic tape. Videotapes do not require processing as in picture film. This is how we get instant replay.
In 1956 the process of quadroplex was invented. This is a transverse scanning system of video recording and playback. Broadcasting companies mainly uses this quadroplex system. By this I mean bigger companies such as ABC or USA Network, something that produces movies or a widespread amount of television shows. But there are other forms o
For example there is the helical scanning system. This form of scanning is used more for domestic around the house use. This system we find also in video recorders. This is because it is a simpler version. This system has a much slower recording speed. This form of scanning is usually found in the newer 8 mm formatted camcorders. Such as the Sony Handy Cam or Hi8.
Now a days we have improved versions of the 1/2 inch and 8 mm format. These are the super VHS and 8 mm format. These are better because they can handle greater bandwidths. Having a wider band allows means that your picture will have better clarity and may allow more time to record. This is getting close to the quaroplex format and version.
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