Sunday, May 2, 2010

Rangkaian Sketsa pengusir serangga-insect repellant

This skesta insect repellent should be installed inside or outside the house / for the speakers. Combination of this circuit adl oscilator PLL circuit / phase looked loop by using the CMOS 4047 with a frequency of 22 khz.gunakan external power supply, so the results are better.
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