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How making Digital Volume Control for audio ?

How making Digital Volume Control for audio ? using DS1669 c1 : 0,1uf Making Digital Volume Control for audio in this series can use a digital set the volume control ,  although the tone control is the volume available, but we can make a volume control with a series. to use this series, release potensiometer […]

Infrared Spectroscopy

infrared spectroscopy electronic circuits

LEVEL METER DRIVER

7 DOT LEVEL METER DRIVER Audio circuit using KA2288 7 DOT LEVEL METER DRIVER circuit using KA2288 The KA2288 is a monolithic integrated circuit consisting of 7-dot LED level meter drives.  KA2288 employs a low noise comparator which provides 10dB lower noise in the LW, MW band than the previously mentioned LED drivers. FEATURES LED […]

Touch switch Circuit using 555

Touch switch Circuit using 555

car sound generator schematic

car sound generator circuit car sound generator schematic diagram 555 4017 557 car sound generator schematic 555 Here we have an astable oscillator built around 555, which gives an alarm tone of 1.8 KHz directly driving a speaker. This is basic alarm circuit, which is later used in many other projects in the book. While […]

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