Power Supply with PCB
The power supply circuit is what importance for various electronic projects. My website have big size grow up every day Some time you may look for difficult the circuit. So I collect circuit of...
View ArticleLM317 Linear power supply Regulator selector 1.5V,3V,4.5V,5V,6V,9V 1.5A
Normally begin to learn about electronics power supply from the battery, for example, 9 volts, 1.5 volts, 6 volts etc. But there are disadvantage that when using battery power is discharged. I need to...
View ArticleDC power supply 5V and 12V using 2N3055-LM309
This be DC power supply regulator circuit be simple. That can give voltage come out 12V and 5V by use part base be Transistor 2N3055 and Zener Diode 12V. Make can take volt can reach about 15V maintain...
View ArticleThe old pc power supply circuit
A good DC switching power supply circuit form old computer that not used. It has used powerful, durable and works great. Present, a computer become the electric appliance power needed for every home...
View ArticleBest DC power supply 3Amp to adjust 1.2V-20V & 3V-6V-9V-12V
This is the high quality power supply to provide high current 3A. And still adjust voltage in steps from 3V, 6V, 9V, 12V. adjust voltage is continuous 1.25V to 20V. Using LM317T and 2N3055 are main...
View ArticleMuti lab power supply 15V,30V,45V,60V
Friends ever meet a problem experience Electronics Circuit at want the level Voltage various? I like to make any circuits form old electronic parts,Because it is very cheap, and a great challenge....
View ArticleSimple step down dc converter multi voltage
This again the one circuit that can is dc regulator the many voltage get simplely. Or Simple step down dc converter multi voltage. By have R1 be formed fix the size of current, when Q1 2N3904 work by...
View ArticleConvert two-level DC voltage 5V, 12V
Work cycle is entering AC Current power supply 220Volt the transformer T1 will convert AC to lower left 9V will be switched from AC power into DC with D1-D4 connected to circuit Rex Comment fire Bridge...
View ArticleMulti level power supply with 78xx series
This is an electrical circuit to supply DC power positive and negative. It also has multiple power levels as well. The equipment it easy to buy and affordable. Operation of this circuit,...
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