Measurement Related

Audio Circuits

Audio level meter circuit

Audio Level Meter Description A simple and low cost audio level meter circuit that can be used to measure the audio level of your sound source.This circuit is a valuable tool for those who are interested in audio circuits. The circuit is designed with a flat frequency response in the range of  20Hz to  50Khz. […]

Test & Measurement Circuits

Function Generator Circuit

In this circuit tutorial, we’re building a simple Function Generator Circuit which can generate waveforms – Sine waves, Square waves and Triangular waves. The core of this circuit is IC L8038 – which is basically a function generator chip capable of generating different waveforms. Description. The ICL8038 is a function generator chip, capable of generating

audio distortion meter
Audio Circuits, Test & Measurement Circuits

Audio Distortion Meter

Audio Distortion Meter An audio distortion meter is used to measure distortions in, yes you guessed it right, audio. At certain frequencies the sound from most audio devices distorts, they become unclear. Of course, the frequencies and the level of distortions vary from device to device. A distortion meter helps to find the level of

Audio Wattmeter
Audio Circuits, Test & Measurement Circuits

Audio Wattmeter Circuit

Audio Watt Meter How do you measure the power output of an amplifier? using an Audio Wattmeter. the name Audio Watt Meter’ is a collective name for all devices that are used to measure the output of an amplifier, so many kinds of equipment fall under this category. What we intend in this project is

Audio Sound level meter
Audio Circuits, Test & Measurement Circuits

Audio Sound Level Meter

What is a sound level meter? A sound level meter is handy equipment used to display sound levels. There are wide ranges of these devices; some show a digital numerical output of how many decibels of sound are created while some other shows a bar graph indicator (the decibel meter you see in mission impossible

Test & Measurement Circuits

LED Thermometer for Temperature Measurement

This is a simple electronic project suitable for everyone. This project is about making a LED bar graph thermometer using two ICs, one for the sensor. What is a bar graph thermometer? A bar graph thermometer is one that shows temperature reading using an array of LEDs instead of a digital numerical output. Here this

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