A show that has several million viewers may seem popular to us, but a network may need millions more watching that program to make it a financial success. How do they figure out how many people are watching a show?
WHAT'S INSIDE: HOME AUDIO & VIDEO
- Home Theater Systems
The video screens at sporting events and concerts are almost like your TV -- except that they're GIGANTIC! Learn about the technology that makes these 30-foot displays possible.
Ever wonder how we got from vinyl records to CDs? Learn about analog and digital recording and shop for related products.