Headphone Amplifier Circuit using 3 Transistors – DIY
A headphone amplifier is a relatively low-power amplifier that boosts the low-voltage audio signal from a source device … Read more
Syed Saad Hasan
Microphone Preamplifier Circuit Using 2N3904 Transistor
A Microphone preamplifier is an electronic circuit that serves the purpose of pre-amplifying weak audio signals. When the … Read more
Simple Panic Alarm Circuit – Using NE555 Timer IC
A Panic alarm is a simple electronic circuit that allows a person under stress to quickly & safely … Read more
Audio Amplifier Circuit Using TDA2003 – Power Amplifier
An audio power amplifier is an electronic amplifier that amplifies low-power audio signals such as the signal from … Read more
Simple Tone Generator Circuit Using NE555 Timer IC
A Tone generator circuit usually uses the 555 timer IC to produce a range of sounds. Generally, Tone … Read more
Carbon Microphone To Magnetic Mic Converter Circuit
People have used microphones for more than a century. They remain one of the most integral parts of … Read more
Simple Siren Circuit Using Transistors
Simple Siren circuits are an important part of electronic security devices nowadays. In this project, we will focus … Read more
LED Dimmer Circuit using 555 Timer – Electronics Projects
Hi in this tutorial I am going to show you how to make a dimmer circuit using PWM … Read more
Dark Detector Circuit using LDR and 555 Timer
A dark detector circuit is used to detect the darkness OR absence of light in any area. It … Read more
Home Automation Using NodeMCU ESP8266 & Firebase
First of all, thanks for landing this post, if you are searching for “Home Automation Using NodeMCU | … Read more
How To Use Seven Segment Display With Arduino – Up Counter
Would you like to learn how to interface a seven-segment display with an Arduino?. In this tutorial, we … Read more
How to make Touch On Touch Off Switch using 555 timer
This simple Touch Switch Circuit by using a 555 timer IC operated as a MONOSTABLE vibrator. Here the stable … Read more
How to make Mosquito Repellent Circuit using 555 Timer
Mosquitos are annoying especially while sleeping so most people use chemicals because the chemicals are high efficiency. But using … Read more
How to Read and Write Data in Arduino SD Card
The Arduino SD card module is especially useful for projects & tutorials that require data logging. The Arduino … Read more
Interfacing Infrared (IR) Proximity Sensor with Arduino
Infrared Proximity Sensors can be used for different types of applications like obstacle sensing, color detection, fire detection, … Read more
How to interface Capacitive Touch (ttp223b) Sensor with Arduino
The ttp223b is a capacitive touch sensor module and the sensor driver is based on the driver IC TTP223. … Read more
