VHS Research

• The VHS (standing for Video Home System is a standard for consumer level analog video recording tape cassettes.
• VHS was developed by Victor Company of Japan (JVC) in the early 1970's
• Released in Japan 40 years ago
• From the 1950's, magnetic tape recording became a majority contributor to the television industry
• In the 1970's when VHS entered homes, it created the home video industry and changed the economics of the television and movie businesses.
• There are two formats, VHS and Betamax, due to the VHS large media exposure it became more successful than Betamax becoming the dominant home video format throughout eh tape media period. 
• The DVD format was brought in 1997, the VHS markets shares began to plummet.
• By 2008, DVD had achieved mass acceptance and replaced the VHS.
• Magnetism is what allows people to record onto the videotape
• The long plastic strip is wound around the supply reel and is turned continuously 
• The strip is covered in magnetizable powder called ferric oxide powder
• The VHS functions through the use of Electromagnetism
• VHS tapes are made from two different plastics, The outer cassette is made of polypropylene, the ribbon is made with Mylar which is a type of polyethylene terephthalate.
• The ribbon is coated with oxide and other metals, some which could be hazardous.