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Experimental Study of Switched Capacitor Circuit
In recent years switched capacitor circuit has gained popularity due to their suitability in integrated circuits.
The two major problems faced by IC designers are:
1....
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...
Ding-Dong Bell
A doorbell is a signalling device typically placed near a door to a building's entrance. When a visitor presses a button the bell rings...
Multiband Transmitter
A radio frequency oscillator is at the heart of all radio transmitters and receivers. It generates high frequency oscillations, which are known as carrier...
Soldering Iron Temperature Controller
When soldering, sometimes the need arises to control the temperature of the soldering iron. It is not possible to change the solder iron every...
Harvesting Radio Frequency Energy
Most people do not realise that there is an abundance of energy all around us, at all times. We are being bombarded with energy...
Noise Meter
Normally, sound intensity up to 30 dB is pleasant. Above 80 dB, it becomes annoying. And if it goes beyond 100 dB, it may...
LED Torch
LEDs are becoming increasingly popular in many lighting applications. White LEDs are now common in torches. Here’s a simple and economical LED torch that...
Electronic Voting Machine Demo Program
Elections in India are conducted almost exclusively using electronic voting machines. These devices are praised for their simple design, ease of use and reliability....
Electrical Engineering Projects | Electrical Engineering Project Ideas
Engineers are always in search of projects, and finding meaningful projects makes that search worthwhile. Listed below are some electrical engineering project ideas for...