simple AM Radio

Simple AM Radio receiver at home

November 11, 2020 admin 0

A small and simple AM Radio project with only 2 transistors. Mediumwave stations cab be listened to in your area through this circuit. The variable capacitor (VC1) in parallel with the coil (L1) acts as a tunable resonant circuit. This {Read More}

Walkie Talkie using NRF24L01 and arduino

Walkie Talkie using NRF24L01 and arduino

October 3, 2020 admin 0

Walkie Talkie using NRF24L01: Nowadays we are living in the area of 4G and 5G. Almost all devices enabled 4G or 5G. However, old technologies like walkie-talkie and RF communication are still using. In this modern age, Arduino based walkie-talkie {Read More}

Light Dimmer circuit 1000 watts

Light Dimmer Circuit 1000 Watts Using BT139

September 25, 2020 admin 0

In this article, we are going to explain the 1000W BT139 TRIAC light dimmer circuit by connecting the power line were a raised cardiac dimmer circuit triggered 500k can be adjusted by a potentiometer. It is a commonly used circuit that {Read More}

piezo buzzer pinout

piezo buzzer

August 15, 2020 admin 0

In simplest terms, a piezo buzzer is an electronic device that produces a tone, alarm, or sound. Piezo buzzer is like tiny little speakers, but unlike speakers, it does not require an amplifier or other circuit to drive. When voltage {Read More}

Low Power Audio Amplifier Using IC LM 386

Low Power Audio Amplifier Using IC LM 386

August 1, 2020 admin 0

There is a multitude of low power Audio Amplifier Using IC (integrated circuits). I will show some quite common, easy to make and generally low cost. Most of these amplifiers are used by televisions, test and measurement equipment, old modems, etc. Audio {Read More}