Wednesday, October 27, 2021

Solar Tracking System

Generally, solar panels are stationary and do not follow the movement of the sun. Here is a solar tracker system that tracks the sun’s movement across the sky and tries to...

Audio Mixer With Multiple Controls

When recording sound from several orchestral instruments being played by different musicians using a single microphone, the only way to adjust the sound balance is to change the position of the...

Speed Control Of DC Motor Using Pulse-Width Modulation

Pulse-width modulation (PWM) or duty-cycle variation methods are commonly used in speed control of DC motors. The duty cycle is defined as the percentage of digital ‘high’ to digital ‘low’ plus...
single-side PCB for the brushless DC motor driver

Brushless DC Motor Driver

Use of brushless DC motors (BLDCs) is on the rise. But their control usually requires rotor position information for selecting the appropriate commutation angle. Normally, a Hall Effect sensor is used...
resistor color Table

Beginners Guide to Resistor Colour Codes

This table will help you with managing resistor color code so that you don't burn up your circuit due to a wrong resistor. Right below this image is a little tutorial to...

IoT Based Smart Camera Using Android And Raspberry Pi

Presented here is a project that lets your Raspberry Pi (RPi) turn into an IoT based smart camera and then control and watch live video being captured by this camera on...
automatic water-level controller

Water Level Controller

Here is a simple, automatic water-level controller for overhead tanks that switches on/off the pump motor when water in the tank goes below/above the minimum/maximum level. The water level is sensed...

Remote Control for Home Appliances

The influx of the Internet of things (IoT) devices has created a huge demand for connecting everything to everything. In the same race, this remote control for home appliances lets you...
PIN Diode Based Fire Sensor

PIN Diode Based Fire Sensor

Here is a PIN diode based fire sensor that activates an alarm when it detects fire. Thermistor based fire alarms have a drawback; the alarm turns on only if the fire...
The author’s prototype of USB Mp3 player

USB MP3 Player

If you go to the market to buy an USB MP3 player, it will cost around 500 rupees or more. But you can assemble one for yourself for 150 rupees or...
 
 
 

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