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}

Spy dialer

Spy Dialer: Free Reverse Phone Lookup

April 21, 2020 admin 0

Spy Dialer is a free lookup website to find information about, people, phone numbers, addresses and email addresses. Usually, these types of services are not free; they charge some amount or offer a diluted version. It is a free reverse phone {Read More}

2N3906 Transistor Pinout

2N3906 Pinout, Features, Equivalent & Datasheet

April 17, 2020 admin 0

The 2N3906 is a commonly used PNP (Positive-negative-Positive) bipolar junction transistor used for general purpose low-power amplifying and switching applications. It is designed for low electric current and power and medium voltage, and its operating speed is very high. It {Read More}

LM35 Pin configuration

LM35 Temperature Sensor pins out

April 2, 2020 admin 0

LM35 is a Temperature sensor, its output voltage changes, based on the surrounding temperature. It is a small and inexpensive IC that can be used to measure temperature between -55 °C to 150 °C. It can easily connect with any {Read More}

3.7v battery low full indicator

3.7v Battery Low Full Indicator Ciruit

October 22, 2019 admin 0

In this project 3.7v battery low full indicator circuit, we are going to make a very simple battery level indicator. This indicator circuit is for a 3.7 volts indicator. We have designed this circuit with few components at home with {Read More}