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Archive for the ‘Tools & Tips’ Category



 1KHz Signal injector for electronic technicians

Tuesday, December 9th, 2014

A signal injector is important tools for the electronics technicians it small and cheap. This project is better the simple circuit because it has 1KHz and many frequency harmonic. The normal signal injector has a square wave output about 1KHz. Which the square wave has lot of harmonic and up to many MHz so can […]


 How to use normal multimeter to measure high AC current.

Tuesday, August 19th, 2014

A general cheap analog multimeters will not have directly AC current ranges.  But we are an Electric Appliance Repair, will always have this problem. For example: Measuring current of the electric appliances. How to modify our meter? We can modify the multimeter on AC 10V range to measure AC current 0-10A,use a 1 ohms resistors […]


 Cheapest Parts for you!

Thursday, July 31st, 2014

Hi, When we need to build many electronic projects. The parts are important. We want it cheap and easy to buy. Some products cheaper from amazon.com Parts DC converter Motor Amplifier Power supply


 How to soldering is easy

Wednesday, July 23rd, 2014

Friends say that Electronic Project I presented is not working. But any project in The Our Electronics Projects Tested through the creation of me. Therefore guarantee that the It certainly worked. When I was a beginner. Most projects does not working because my solder joint is bad. As Figure below. It may cause an electric […]


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