Simple MOSFET Tester and Sorter Circuit
This simple MOSFET tester does a quick job of testing both enhanced mode type N and P-channel mosfets. It checks for shorts between gate, drain and source. Designed By: Henry Bowman It also...
View ArticleSimple Transformer Winding Tester Circuit
This test set is primarily designed to test step-down, step-up transformers, for open and shorted windings. It can determine if the device under test has a low resistance to ac current. It can also...
View ArticleUsing Microwave Oven Parts to build a Soldering Iron Heat Controller
In this post we learn how to scavenge discarded microwave oven parts for making a useful soldering iron heat controller circuit which can then be used for maintaining controlled heat over a connected...
View ArticleSimple Milliohm Tester Circuit
I wanted a milliohm tester circuit that could be used to measure resistance on printed circuit boards to track down shorted components. I looked at several designs and combined several ideas into this...
View ArticleAutomatic PIR based Solar Home Lighting Circuit
The post explains a simple circuit using PIR, LDR for making an automatic solar LED lamp which can be used for illuminating your home automatically at sunset, and only in the presence of a human member...
View ArticleSolid State Contactor Circuit using Triacs and SCRs
In this article we learn how to design and build a solid state contactor circuit using triacs for operating heavy duty loads like submersible borewell pump motors with high reliability, and without any...
View ArticleWeighing Scale Circuit Using Load Cell and Arduino
In this post we are going to learn about strain gauge based load cell. We will be exploring what Strain Gauge is, what Load Cell is, temperature effect on strain gauge, temperature compensation with...
View ArticleHow to Make Transformers
Nearly every single electronic circuit requires a separate power supply, which is often in the form of a battery or a rectified power supply. In this article we are going to discuss how to design small...
View ArticleCapacitor Tester Circuit
This simple capacitor tester is capable of testing 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....
View ArticleHow Logic Gates Work
In this post we are going to comprehensively understand regarding what logic gates are and how logic gates work. We will be taking a look at the basic definition, symbol, truth table, Multi input...
View ArticleSimple MOSFET Tester and Sorter Circuit
This simple MOSFET tester does a quick job of testing both enhanced mode type N and P-channel mosfets. It checks for shorts between gate, drain and source. Designed By: Henry Bowman It also...
View ArticleSimple Transformer Winding Tester Circuit
This test set is primarily designed to test step-down, step-up transformers, for open and shorted windings. It can determine if the device under test has a low resistance to ac current. It can also...
View ArticleUsing Microwave Oven Parts to build a Soldering Iron Heat Controller
In this post we learn how to scavenge discarded microwave oven parts for making a useful soldering iron heat controller circuit which can then be used for maintaining controlled heat over a connected...
View ArticleSimple Milliohm Tester Circuit
I wanted a milliohm tester circuit that could be used to measure resistance on printed circuit boards to track down shorted components. I looked at several designs and combined several ideas into this...
View ArticleAutomatic PIR based Solar Home Lighting Circuit
The post explains a simple circuit using PIR, LDR for making an automatic solar LED lamp which can be used for illuminating your home automatically at sunset, and only in the presence of a human member...
View ArticleSolid State Contactor Circuit using Triacs and SCRs
In this article we learn how to design and build a solid state contactor circuit using triacs for operating heavy duty loads like submersible borewell pump motors with high reliability, and without any...
View ArticleWeighing Scale Circuit Using Load Cell and Arduino
In this post we are going to learn about strain gauge based load cell. We will be exploring what Strain Gauge is, what Load Cell is, temperature effect on strain gauge, temperature compensation with...
View ArticleHow to Make Transformers
Nearly every single electronic circuit requires a separate power supply, which is often in the form of a battery or a rectified power supply. In this article we are going to discuss how to design small...
View ArticleCapacitor Tester Circuit
This simple capacitor tester is capable of testing 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....
View ArticleHow Logic Gates Work
In this post we are going to comprehensively understand regarding what logic gates are and how logic gates work. We will be taking a look at the basic definition, symbol, truth table, Multi input...
View Article