- Telestrator
A telestrator is a device that allows its operator to draw a freehand sketch over a motion picture image.
History
The telestrator was invented by physicist Leonard Reiffel, who used it to draw illustrations on a series of science shows he did for
public television in the late 1950s. Theuser interface for early telestrators required the user to draw on a TV screen with alight pen , whereas modern implementations are commonly controlled with atouch screen ortablet PC .John Madden, an
NFL color commentator famously uses a Telestrator during football games , and has done for many years, boosting the device's popularity. His trademark frequent use of the device has been parodied on a number of occasions by comedianFrank Caliendo Today telestrators are widely used in broadcasts of all major sports. They have also become a useful tool in televised weather reports.
According to Fox Sports, a telestrator costs around $12,000.
External links and references
* [http://www.prweb.com/releases/2005/2/prweb205940.htm Telestrator Invention Wins Emmy Just In Time For Super Bowl] (Feb. 7, 2005)
* [http://www.wired.com/news/technology/0,1282,17422,00.html John Madden on Gridiron Tech] Wired News: Oakes, Chris (Jan. 22, 1999)
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