Microphone pre amplifier using LM358
Pre amplifier using LM358 Components LM358 R1 – 10k R2 – 47k R3 – 10k R4 – 10k 1M POT C1 -4.7 μf C2 – 10 μf This is a simple mic pre amplifier using LM358. The circuit is self explanatory and…
A home to software testing, electronics circuits & projects, tips and tricks and digital diary.
A home to software testing, electronics circuits & projects, tips and tricks and digital diary.
Category Electronics
Simple 2 minute Timer Circuit for your DIY
In this post, a simple timer circuit switch for light is designed that will turn on a high power LED for a particular duration. Timer is a switch that is operated by a timer system. The switch is turned on…
How to connect 16*2 LCD display Arduino UNO
To Connect 16*2 LCD Display Arduino Uno we will use the previous project to capture temperature and display on console. Parts required for the project: Arduino IDE to program the code and upload OneWire and DallasTemperatre library for the Arduino…
How to Measure temperature with Arduino and DS18B20 sensor?
In this example project we will be combining an Arduino and DS18B20 sensor. The DS18B20 is also called 1-wire digital temperature sensor Arduino and DS18B20 Temperature Sensor The DS18B20 comes in different forms and shapes, so you have plenty of…
Servo Motor Control using Arduino
Following post will explain Servo motor control using Arduino UNO 3. Servo motors have three wires: power, ground, and signal. The power wire is typically red, and should be connected to the 5V pin on the Arduino board. The ground…
How to test Arduino UNO
You have received your Arduino UNO and want to quickly verify and test arduino uno that it is in good condition or you want to write your first Arduino UNO program. To do so you need to follow the following…
Adjustable Buck regulator with Low Ripple voltage
The LM2576-Adjustable Buck regulator using LM2576- Adj series are monolithic IC that provides all active functions for a step-down(buck) switching regulator. The output voltage is adjustable from 1.23 v to 37 v and are capable of driving 3 am. Load…
Lighting LED Using Raspberry Pi and Python
Lighting LED using Raspberry Pi To lighting LED using Raspberry Pi we first need Python GPIO. In my previous post on Raspberry pi we have installed raspbian. Next thing is to start experimenting on it. In this post we will see how you can setup…
Arduino Uno
What is Arduino UNO? Arduino is an open source electronics prototyping platform based on flexible, easy-to-use hardware and software. It is intended for artists, designers, hobbyists and anyone interested in creating interactive objects or environments. Arduino Uno is a board based…
Raspberry Pi 2 Pinouts
In my earlier blogs I have shown you how to install the OS and use it. Now we are ready to start building the projects. To do so we first need to understand what each pin does. The diagram below…