01-02-2013, 08:22 PM
[/size][/font]how the 3 transistors drive the buzzer to produce a beep tone and how the buzzer will off again?
why cd 4020 is used instead of ic 555 timer?
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brie description about antisleep alarn circuit
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[/size][/font]how the 3 transistors drive the buzzer to produce a beep tone and how the buzzer will off again?
why cd 4020 is used instead of ic 555 timer?
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