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James T. Russell, The Digital Compact Disc at the Wayback Machine (archived April 2, 2013) Adam Holdorf (November 2000). "Bet you didn't know Jim Russell '53 pioneered compact disc technology". Reed Magazine. Sara Forrest (2013-03-15). "Famous Dyslexics: James Russell". "Compact Disk of James Russell". History of Computers and Computing
Russell's first optical disc was distinctly different from the eventual compact disc product: the disc in the player was not read by laser light. A key characteristic of Russell's invention is that a laser is not used for the reading the disc, instead the entire disc or oblong sheet to be read is illuminated by a large playback light source at ...
A mid-1940s alarm clock radio with AM radio stations only A typical 1980s clock radio featuring a digital clock/alarm and an analogue FM/MW/LW receiver. A clock radio is an alarm clock and radio receiver integrated in one device. [18] The clock may turn on the radio at a designated time to wake the user, and usually includes a buzzer alarm ...
A "Wave Radio/CD" model was introduced in 1998 and was essentially a Wave Radio I with a CD player. The end of the waveguides were tapered by 2%. [7] Unlike the Acoustic Wave, the Wave Radio could be used as an alarm clock radio, and featured two independent alarms, which could be set to A/M or F/M radio, a buzzer, or a device plugged into the ...
An FM/AM digital clock radio with a cube dimension of 4.5 inches all around. It was Probably an older generation of CXW family digital radio with more improved features like DREAM BAR on the top panel and a 9-volt battery backup at the bottom panel like C317.
With an interest in lasers, Russell soon began his research in an optical system that would replace a phonograph's needle and replace it with a laser that would read codes in order to record and playback sound.[173][174] At 12 inches (30 cm) in diameter, Russell in 1970 had successfully invented and built the world's first compact disc that ...
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3579 S High St, Columbus, OH · Directions · (614) 409-0683