More about Circuits & Circuit Design (393)

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| The circuit described in this article is incredibly sensitive to changes in the magnetic field. It can be used to detect earthquakes, but it...

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| The circuit in the diagram converts a sinusoidal alternating voltage into a direct voltage equal to the r.m.s. value of the input voltage...

| This is a no-frills audio power amplifier based on inexpensive transistors. It is short-circuit protected and has a maximum power output...