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Short Wave Radio Circuit

Last Updated on June 6, 2025 by Admin Leave a Comment

shortwave radio1

A simple short wave radio with high sensitivity is narrated in this post and be built by any radio enthusiast. The consequences of regeneration of the regenerative TRF receivers are […]

Filed Under: Audio and Amplifier Tagged With: Radio, Short, Wave

High Current 78XX Regulator Circuit

Last Updated on April 24, 2020 by Admin Leave a Comment

power stabilizer circuit

This power supply circuit has a three-pin voltage regulator IC along with a buffer transistor. This high current 78XX regulator is developed because in its natural form these regulators cannot […]

Filed Under: Voltage Regulators Tagged With: 78XX, Current, High, Regulator

Digital Sinewave Oscillator Circuit

Last Updated on April 24, 2020 by Admin Leave a Comment

amidon ring core

The digital sinewave oscillator is a device used for generating sinusoidal sinewave signals using digital logical signals. The oscillator circuit has two sections, which also have their own useful applications. […]

Filed Under: Oscillators Tagged With: Digital, Oscillator, Sinewave

Convert Whistle Sound to Electronic Music

Last Updated on June 6, 2025 by Admin Leave a Comment

easy music block

The post below explains how to convert a whistling sound into an enhanced musical output through an electronic circuit. Music soothes our soul and make us feel good. We like […]

Filed Under: Audio and Amplifier Tagged With: Convert, Electronic, Music, Sound, Whistle

Zener Diode Tester Circuit

Last Updated on June 25, 2020 by Admin Leave a Comment

zener tester

Zener tester is a device used for measuring zener voltages and also for plotting variation of zener voltage with zener current. Zener testers find its use in the lab equipment […]

Filed Under: Meter and Tester Circuits Tagged With: Diode, Tester, Zener

Touch Operated Flip Flop Relay Switch

Last Updated on December 28, 2021 by Admin Leave a Comment

touch flip flip

The post explains a simple yet very useful touch operated flip flop circuit. It operates by touching a sensor pad which results in an alternate high/low logic outputs in response […]

Filed Under: Sensors and Detectors Tagged With: Flip, Flop, Operated, Relay, Switch, Touch

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