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LD168 audio voltage-controlled flasher decorationcontrol cir

2017-02-04 20:29  
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LD168 audio voltage-controlled flasher decorationcontrol circuit
In the figure, LD168 is a tape recorders flasher ASIC for speaker sound level indication. It has four outputs which can directly drive a plurality of light-emitting diodes, and it can also drive lantern light emitting SCR devices.