Zero Crossing Detector Circuit

Zero Crossing Detector circuit is basically an application of a comparator. In the article series Zero Crossing Detector with Op Amp is buil...

Atmel microcontroller-Easy Downloader Circuit

Easy Downloader Circuit Atmel microcontroller series AT89Cxx51 Easy Downloader is one of the downloader that is often used to write data to ...

AT89C2051 microcontroller circuit

Real time controller AT89C2051 Real time controller is a device used to exercise control over household device continuously ongoing and sche...

SMS Remote controller circuit

SMS Remote controller is a device used to control a device remotely using SMS through GSM mobile phones. Process control equipment with a s...

Flip Flop Led Circuit

Flip Flop LED Flip flop circuit is a series of free runing multivibrator given the burden of LEDs on each side of the transition changes its...

Frequency to Voltage Converter Circuit

IC LM2917 Frequency to Voltage Converter IC LM2917 IC chip is designed specifically as a Frequency to Voltage Converter or Frequency to Volt...

Battery Charger based on AVR ATMega 8535

Battery Charger in general can be interpreted as a means to recharge the battery charge. Principles of good charger circuit is capable of pr...

ADC 207 Flash Converting

Flash Converting - ADC 207 ADC 207 is the first to use Flash Converting An Advanced High Speed ​​VLSI 1.2 micron CMOS process. The process t...

Very Simple Peak Indicator Circuit

This series is made to indicate that the amplifier has been given the maximum signal, the amplifier has the ability to be at its peak. if th...

DC fan control circuit for power amplifier

DC fan control circuit for power amplifier .Variable speed DC fanThis series of works based on the input signal. Speed ​​/ fan rotation depe...

Solve buzzing and noise on the amplifier circuit

Power amplifiers that we sometimes raises a raft of small drone as groundingless than perfect.The following are some ways to cope with the h...

Tone control low noise circuit

Tone control or pre-amplifier is an amplifier circuit supporters. Sometimes some of us do not know where a good amplifier, a raft alone and ...

Spirit Amplifier Schematics

Amplifier circuit built-up is pretty nice not always complex. There are a series of amplifiers that I saw a picture of the kit immediately. ...

USB SPDIF DAC with IC PCM 2902

The tool that I made and I discuss in this article I give the name USB SPDIF DACEvery word in the name corresponds to the function of the to...

TDA 7309 Digital Audio Processor Circuit

Digital Audio Processor TDA 7309 is a stereo audio processor with independent volume control of each channel was to get the audio quality of...