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It's not uncommon for capacitor markings to be confusing. For starters, capacitor values are typically shown in microfarads (MF), but the capacitor designation is usually in millifarads (mfd) or micro … read more

It seemed like such an easy thing to fix. The bulb on Bill Lewis's flashlight needed replacement. A lot of people would probably just toss the flashlight in the trash and get another. You can pick up … read more

What is H-Bridge?   H-Bridge is a circuit that is designed to change/reverse direction of current flow. It is usually used for changing direction if motors specially in robotics. It is also used … read more

Semiconductor diodes are widely used to convert most alternating current (AC) signals, typically at 60 or 50 Hz, into direct current (DC) signals in the electronics industry. Electronic devices c … read more

The Silicon Controlled Rectifier (SCR) is one of the most important semiconductor devices that exist. It was invented by General Electric in 1961 for use in power transmission and distribution, but to … read more