Complete_TV_sound_system_that_provides_approximately_2_watts_ofaudio_power

Published:2009/7/21 4:51:00 Author:Jessie | From:SeekIC

Complete TV sound system that provides approximately 2 watts ofaudio power.Sound detection is accomplished through a coincidence discriminatorin thechipthat requlres only one RLC phase shift network，supply for the chip should be approximately 16 volts，Selectthe value of resistor R toobtain 11.6 volts at pin 14 ofthe ECG748(courtesy GTE Sylvania Incorporated).



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