How to Use a Digital Multimeter
a multimeter, also called a volt-ohm meter or vom, is a device that measures resistance, voltage, resistance, and continuity. no matter what you're testing, the black test lead
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How to Use Voltage Testers
use voltage testers to confirm that you have shut off electricity to a receptacle or fixture when you are doing any kind of electrical work. different models will help you to
How to Use a Voltmeter
a voltmeter is one of the most useful devices for home electrical testing, when used correctly. before using a voltmeter for the first time, learn how to set the device correctly,
Things to know about overclocking computers
many people may not know what overclocking is but at least have heard this term before. simply put, overclocking is the process of making a computer part like a microprocessor run
'Electric shock because laptop is not worrying'
many users complained of shaking their hands when touching the 9400 dell computer or the aluminum case like the xps m1330, xps m1530 ... but the company said the incident was not
Buy adapters for laptops
if the power supply adapter for your laptop is damaged or lost, the safest way is to buy a new one just like the old one ...
The hair of the nape of the hair watching the experiment proved the tremendous destruction of electric current 20,000V
the electric current that we still use in daily life is 220v power line and no need to remind everyone of its danger level, can even be deadly. so, how much destructive power can