In this article we learn to make a simple 12v LED backpack power supply circuit for powering a 36watt LED lamp, which includes appropriately wired integrated sockets for enabling the […]
Search Results for: current resistor
Wireless Cellphone Battery Charger Circuit
A wireless cellphone battery charger is a device that charges a compatible cellphone or mobile phone placed close to it, through high frequency wireless current transfer, without any physical contact. […]
Emergency Incubator Heater Circuit with Battery Charger
The post discusses a 12V power supply with battery charger circuit which can be implemented as an uninterruptible emergency heating system for incubator chambers. The idea was requested by Mr. […]
How to Identify Component Specifications in Schematics
The post explains the correct way of understanding and identifying component specifications in a given circuit schematics, even if the details are missing in the document or the schematic. Schematics […]
Solar, Wind, Hybrid Battery Charger Circuits
The article explains a dual input hybrid solar and wind battery charger circuit using cheap and ordinary components. The idea was requested by one of the interested members of this […]
5 Simple Siren Circuits you can Build at Home
In this post we learn about a 5 simple siren circuits, using Arduino and also with ordinary components such as transistors and capacitors yet is able to produce an alarm […]