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声级计电路 Sound Level Meter

dolphin 2012-08-02

声级计电路 Sound Level MeterThis nifty sound level meter is a perfect one chip replacement for the standard analog ......

电子电路图，Sound

音量指示器--Sound Level Indicator

dolphin 2011-07-29

音量指示器--Sound Level IndicatorThis project uses an LM3915 bar-graph IC driving two sets of ten LEDs for a 30dB r......

音量指示器 --Sound Level Indicator

Sound Controlled Filp Flop

dolphin 2009-08-25

escribed here is a very inexpensive solution to many phono-controlled applications like remote switching on, f......

Sound Controlled

Sound Controlled Filp Flop

dolphin 2009-08-25

escribed here is a very inexpensive solution to many phono-controlled applications like remote switching on, f......

Sound Controlled

Big Ben Sound

dolphin 2009-08-25

This circuit produces the famous Big Ben sound. It produces the ding dong sound when switched ON. Basically th......

Sound

Sound Effects Generator (8 different sound effects)

Mufeifei 2009-07-20

Sound Effects Generator differ

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