LDR & VCO AUDIO AMPLIFIER

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THE VIDEO IS EXPLAINED MORE IN THE CIRCUIT DIAGRAM LISTED IN PROJECTS.    A  CLOCK SIGNAL FROM THE 555 TIMER IS FED IN TO A 10UF ELECTROLYTIC CAPACITOR,  WHOSE OUTPUT IS A KIND OF TRIANGULAR WAVE FORM. THIS IS FED INTO THE VCO INPUT AS WELL AS BOTH LDR OUTPUTS AND FINALLY THE AUDIO AMP AND 8 OHM SPEAKER