Track the damage capacitors elco with ESR meter

All technicians must have the same experience that the old models of aircraft generally have several common Elco its dry or down in value, m...

Phone busy pointer circuits

Phone circuits are busy pointer. A busy signal is a signal that indicates that someone is trying to call a phone number but could not be con...

Automatic Water Pump Controller Circuit

Automatic water pump controller is a series of functions to control the Automatic Water Pump Controller Circuit in a reservoir or water stor...

Audio phase-shift oscillator Circuit Diagram

Here is a phase-shift audio oscillator with excellent distortion characteristics thanks to “softened” diode limiting provided by the 1N91...

Type of pneumatic valve

Pneumatic Valve Types Pneumatic valves have many types and functions. pneumatic valves .The role as a regulator / controller in the pneumati...

Triac Light Switch as a dimers

The series of light switches this time slightly different from the voltage of work. The series of light switches can work directly on the AC...

DVD Player Circuits

However, if this is your aboriginal activity with an HC908 MCU, it is simpler to alpha from a allotment with the user adviser already progra...

Electricity Power Saver

Do you know how to work his usual power saving devices in the market is shaped like a dry battery with a plug into an outlet?. Actually you ...

What is Switchgear ??

Switchgear represents the set of joins and changes that are necessary to be able to turn down electrical powered devices. It is a valuable p...

Motor driver L298 Circuit

DC motor driver with H-Bridge IC L293D IC H Bridge DC motor driver L298 has two H-Bridge circuit in it, so it can be used to download the dr...

PWMMotor Driver

As the title "PWM DC Motor Driver with Forward / Reverse and Breaking" this series is a PWM DC motor controller that can control D...

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...

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...

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...

Create a Digital Volume Control Circuit

This series is the volume of the digital amplifier That is used on or tone control. This series ic type using DS1669 Digital Pot IC specific...

Create a electric shock-resistant tool

You've electric shock?? .. Well, .. it was nice to recover all your gout! Sometimes true .. but we often do not touch circuit accidental...