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Making Our Very Own Isolation Transformer

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Making Our Very Own Isolation TransformerAccording to Wikipedia, "An isolation transformer is a transformer used to transfer electrical power from a source of alternating current (AC) power to some equipment or device while isolating the powered device from the power source, usually for safety." [caption id="attachment_145" align="aligncenter" width="498"] Photo Credits to: Mi25[/caption] Circuit Diagram of Isolation Transformer Using Two Transformer Making our very own... [ Continue reading... ]


Easy Way of Testing a Laptop Backlight(CCFL) and Inverter

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Easy Way of Testing a Laptop Backlight(CCFL) and InverterWe will be concentrating on LCD Inverter and CCFL bulb. Laptop with black screen problem is commonly caused by: 1. a defective backlight, which is the cold cathode fluorescent lamp(CCFL) bulb 2. defective laptop's inverter board 3. no video output going to the LCD Screen It is not an easy job repairing laptops specially if we don't have parts that we can use to replace to the parts we are suspecting to be the culprit. So now, we... [ Continue reading... ]

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