The post explains how to build a simple sinewave inverter circuit using PWM feed from an Arduino Uno board, the article also discusses a sinewave 3 phase inverter using the same input from an Arduino. The idea was requested by Mr. Raju Visshwanath
- Transformerless Power Supply
- MPPT Circuits
- LED Circuits
- Solar Projects
- Emergency Lights
- Timer Circuits
- Cellphone Circuits
- Remote Control Circuits
- Free Energy Circuits
- Sinewave Inverter
- SMPS Driver Circuits
- Water level Circuits
- 555 Hobby Circuits
- Battery Chargers
- Datasheets (BJT, Mosfet)
- Amplifier Circuits
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Tuesday, March 3, 2015
Thursday, February 26, 2015
In this article we'll study a digital stop watch design configured around the very popular IC LM555 in conjunction with a 4-digit counter IC with multiplexed 7-segment output drivers (MM74C926).
Wednesday, February 25, 2015
Tuesday, February 24, 2015
Wednesday, February 18, 2015
The post explains a simple configuration which can be added with all SG 3525/3524 inverter circuits for implementing automatic PWM output voltage regulation by the IC. The solution was requested by Mr. Felix Anthony.
The post explains a simple circuit which can be used for producing a slow fading light effect each time it's switched OFF. The application can be typically used in car interior lights.
Tuesday, February 17, 2015
The post explains a simple boost converter UPS circuit for supplying an uninterruptible power to satellite TV set top boxes so that the offline recording is never allowed to fail during power outages. The idea was requested by Mr. Aniruddha Mukherji.
Friday, February 13, 2015
Wednesday, February 11, 2015
The post explains how an ordinary capacitive power supply may be transformed into a surge free voltage stabilized or variable voltage transformerless power supply applicable for almost all standard electronic loads and circuits. The idea was requested by Mr. Chandan Maity.
Sunday, February 8, 2015
The light activated water level controller circuit explained here has the advantage of being corrosion free and much reliable than the traditional moisture sensor type of water sensors.
Readers are advised to proceed with the construction of the presented circuits only after understanding the concepts from the core. Not adhering to this can lead to failures and frustrations.
A few of the interesting and useful hobby electronic circuit diagrams already published in this blog have been selected and compiled here f...
This super simple design of an inverter circuit does not limit it in any way from providing a high output power and an efficiency of a good...
White LEDs are the lighting solutions of the future, simply because these devices can be lit brightly at relatively negligible power consum...
A 50 watt inverter might look quite trivial, but it can serve some useful purposes to you. When outdoors, this small power house can be us...
The article describes a very simple homemade emergency light circuit that can be used during power failures and outdoors where any other so...
Solar power is abundantly available to us and is free to use, moreover it’s an unlimited, unending natural source of energy, easily accessi...
The market may be full of these hi-end remote controlled toy cars, but for a hobbyists making one at home can be entirely a different exper...
A simple yet accurate automatic, regulated 6/12/24 volt lead acid battery charger circuit is explained in this article. The circuit switch...
The proposed circuit generates accurately spaced PWM pulses which imitates a sine wave very closely and thus can be considered as good as i...