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Simple Ni-cad battery charger with little parts
Nicad battery as the battery is good. Commonly used. If you do not have a battery charger. I recommend this circuit. It is suitable for beginners. But still works great. Charging batteries are commonly...
View ArticleSimple auto cut off 12V battery charger
A lead-acid battery charger is most popular though it will very large size than others battery type. But them have advantage are : cheap, easy to buy and long life if correctly uses. The charging is...
View ArticleNicd and Ni-MH battery charger with automatic cuts off
If you need a Nicd and Ni-MH battery charger that automatic cuts off. Which is simple circuit, this project is good ways. It use IC-AN4558 OP-AMP IC. Detection of battery voltage when the power is...
View ArticleAutomatic OFF 12V Battery Charger by power SCR
This stop current give battery, when Voltage of battery tall arrive at the level that load with full speed already ahead for protect something charger too much poor distilled dry water. This circuit...
View ArticleSimple Ni-Cad Charger for Solar Cell Radio by BD140
A solar cell radio used a 3V (or two 1.2V) Ni-Cad battery in it. The battery can not be removed. It use a mini jack socket for charging. Its quiet difficult to find such a voltage charger. Here is the...
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The most lead-acid battery charger circuit by LM317
When you want to build the lead-acid battery charger project for 6V battery or 12V. Although there are many methods to choose from. I like using IC LM317 Because easy to use, with minimal equipment....
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12V Battery charger using UJT
This is an 12V battery charger circuit that can automatic battery charging, they uses the power SCR and UJT transistors are main parts. And they will not work except the battery 12V to be charged...
View ArticleSimple 1.2V AA battery Solar charger circuit
This is simple 1.2V AA battery Solar charger circuit. If you want to charge only one 1.5V AA battery and must used at outdoor that don’t has home electricity. We will also use fast it so we need to...
View ArticleModify old battery charger into automatic using power SCR and CA723
This is how to modify old Lead-acid battery charger into automatic charger form. To protect battery over charging. We use simple circuit with comparator circuit by CA723 regulator and power SCR cut off...
View ArticleSimplest slave flash trigger circuit
- This is a simplest slave flash trigger circuit. - It will help the slave flash immediately works almost simultaneously with the main flash. - This circuit better than others circuits because without...
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