It was a brittle brownish wax that could hold a groove for a longer time period than the strips of tin. ... It a long tape of plastic that is coated with iron oxide, a magnetic substance. ... "The ease of editing tapes allowed the professional more flexibility in the recording studios and moviemaking. ... Higher voltages would make higher notes and lower voltages made lower notes. ... One would play a note and the desired note would be produced with the resulting release of corresponding electric voltage. ...

• Word Count: 2099
• Approx Pages: 8
• Has Bibliography
• Grade Level: High School