The article discusses simple digital power meter circuit which can installed in homes for getting an instant reading of the wattage being consumed by the attached appliances or the loads. The idea was requested by Mr. Nitin.
- Inverters Sinewave
- LED Circuits
- Emergency Light Circuits
- Transformerless Power Supply
- Solar Circuit Projects
- Battery Chargers
- SMPS Driver Circuits
- Free Energy Circuits
- Cellphone Circuits
- Timer Circuits
- Remote Control Circuits
- 555 Hobby Circuits
- Water level Circuits
- Amplifier Circuits
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In this article we learn how to build a simple yet extremely reliable electronic ballast circuit for driving or operating two 40 watt fluorescent tubes, with an active power correction.
The post explains a simple ATX UPS circuit with an automatic charger for enabling an automatic changeover from mains to battery power during mains failures and for ensuring an uninterruptible operation of the ATX load. The idea was requested by Mr. Thorsten Prezetak.
In this post we study a simple moisture sensor circuit which enables an evaporative air cooler to automatically restore the wetness level of its evaporative pad by detecting its moisture level and by activating the water pump accordingly. The idea was requested by Mr. Ankur shrivastava
The article presents a simple LED indicator timer circuit which can be used with board games for indicating the elapsed time or the time consumed by the player to complete his or her turn. The idea was requested by Mr. Shane Robins.
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...
The article describes a very simple homemade emergency light circuit that can be used during power failures and outdoors where any other so...
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...
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...