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800_Hz_CLOCK_FOR_CASSETTE_RECORDER

2017-01-08 02:14  
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800_Hz_CLOCK_FOR_CASSETTE_RECORDER
565 PLLis set for free-running at 800 Hz with no input. When data pulses extracted from FSK recorded data on cassette tape are fed in,clock is synchronized to data and stays in sync for up to seven 0s in succession.- Signetics AnalogData Manual, Signetics,Sunnyvale,CA,1977,p 859-860.