Word: lcd
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Dates: during 1980-1980
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Portables can be quite sophisticated. One unit is not only AM/FM but is equipped with a liquid crystal diode (LCD) digital clock. A separate lithium battery with a service life of one year is used for the clock and three AA pen-light batteries for the radio. The clock is equipped with a beep wake-up alarm that will run for about four minutes after the selected alarm time has been reached and it will then turn off automatically. Unlike analog clocks, the digital in the radio has an AM and PM indicator. The clock has an hour switch, minute...