This article explains an interesting topic, how to convert your computer UPS into home UPS. If you own a desktop computer, you may have a UPS that can power your computer for 10-15 minutes after power failure. Using an UPS The purpose of the UPS is to save your work and shutdown your computer properly […]
Search Results for: battery+charger
LM324 Variable Power Supply Circuit
The presented universal power supply circuit can be used just for anything, you can use it as a solar battery charger, bench power supply, mains battery charger circuit, or for any desired application regardless of the voltage and current range, which are extremely flexible and fully adjustable. Main Features: The mains features of this power […]
Sinewave UPS using PIC16F72
The proposed sinewave inverter UPS circuit is built using PIC16F72 microcontroller, some passive electronic components and associated power devices. Data provided by: Mr. hisham bahaa-aldeen Main Features: The main technical features of the discussed PIC16F72 sinewave inverter may be evaluated from the following data: Power output (625/800va) fully customization and can be upgraded to other […]
Solid-State Inverter/Mains AC Changeover Circuits Using Triacs
In this post I have explained 2 simple concepts for making solid-state triac based Inverter/mains AC changeover circuit, the idea was requested by Music girl. Technical Specifications I would like to replace the SPDT relay with 2 scr’s. Would you consider a circuit to replace those changeover relays? I believe a relay would need to […]
5 Simple Power Bank Circuits for Mobile Phones
In this article I have explained a 5 assorted power bank circuits using 1.5V cell and 3.7V Li-ion cell which can be built by any individual for their personal emergency cellphone charging functionality. The idea was requested by Mr. Irfan What is a Power Bank Power bank is a battery pack which is used to […]
Make this Electric Scooter/Rickshaw Circuit
In this article I have explained a simple electric scooter circuit design which can be also modified to make an electric auto-rickshaw. The idea was requested by Mr. Steve. The Circuit Request I was lucky enough to find your blog, really amazing stuff that you’ve managed to design. I’m looking for a DC to DC […]