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AUTOMATIC_FINE_TUNING

2014-11-22 20:43  
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AUTOMATIC_FINE_TUNING
Amplitude of 4.5-Mc intercarrier sound signal controls sound-to-picture ratio to provide automatic lne tuning. Automatic control of beats between picture harmonics and sound carrier closely approximates manual tuning. Circuit is particularly valuable for remote control of color tv sets. -C. W. Bough, Jr., and L. J. Sienkiewicz, Sound Signal Tunes Tv Automatically, Electronics, 31:17, p 54-58.