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Capacitor

Multiple Battery Charger Circuit using Dump Capacitor

Last Updated on May 17, 2026 by Swagatam 61 Comments

astable

In this article I have explained how to build an automatic battery charger circuit using dump capacitor concept for self detecting and charging a multiple set of batteries. The idea was requested by Mr. Michael. Circuit Objectives and Requirements My name is Michael and live in Belgium. I found your site thru google during my […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Capacitor, Charger, Dump, Multiple

Sec Exciter Powered HV Capacitor Charger Circuit

Last Updated on May 17, 2026 by Swagatam 1 Comment

NEW SEC EXCITOR POWERD HV CAP CHARGER WITH HV DC OUTPUT 001

My friend Steven has updated a few more of his findings related to his sec exciter experiment, I have explained more what Mr. Steven has to say. NEW SEC EXCITER POWERED HV CAP CHARGER WITH HV DC OUTPUT Here’s the newest circuit originally it was a 3 piece circuit i found on YouTube so i modified it and upgraded […]

Filed Under: Battery Charger Circuits Tagged With: Capacitor, Charger, Exciter, HV, Powered

Capacitor Leakage Tester Circuit – Find Leaky Capacitors Quickly

Last Updated on September 3, 2020 by Swagatam 12 Comments

capacitor test

This simple capacitor tester is capable of testing leaky electrolytic capacitors in the range of 1uf to 450uf. It can test large start and run capacitors as well as 1uf miniature capacitors rated at 10v. Once you understand the timing cycle, you can test down to 0.5uf and up to 650uf. By Henry Bowman How […]

Filed Under: Meters and Testers Tagged With: Capacitor, Capacitors, Find, Leakage, Leaky, Tester

Super Capacitor Hand Cranked Charger Circuit

Last Updated on March 15, 2019 by Swagatam 7 Comments

supercapacitorchargercircuit

In this post I have explained a simple super capacitor hand cranked charger circuit using bridge rectifier which may be applied for charging a bank of super capacitors through any suitable hand cranked generator machine. The idea was requested by Mrs. Janet Prevent Reverse Discharge in Super Capacitors For a DIY project I bought a […]

Filed Under: Solar Controller Circuits Tagged With: Capacitor, Charger, Cranked, Hand, Super

Capacitor Based LED Tubelight Using 1 Watt LEDs

Last Updated on March 13, 2019 by Swagatam 36 Comments

LED TUBE FINAL

In this post I have explained the construction of a homemade 100 watt capacitive tubelight circuit using 1 watt LEDs. The idea was requested, constructed, tested and verified by one the avid readers of this blog Mr. Tamam. Let’s go through the entire discussion. Discussing the Proposed The Design I regularly visit your blog, and […]

Filed Under: Lamps and Lights Tagged With: Based, Capacitor, LED, LEDs, Tubelight, Watt

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