Circuits: AC/DC

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• AC/DC Circuits

  129533 AC/DC Circuits 1) AC and DC: a) If have a DC circuit must use current limiting resistors on all loads that are dc so will not blow the dc parts up.

• Understanding capacitors and inductors

  5) How do you design a circuit to use caps or inductors in a dc circuit? An ac circuit? 6) What is a biasing cap? 1.In practice, most digital circuits such as microcontroller circuits are designed as direct current (DC) circuits.

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  ========================================== When capacitors are manufactured, they are mainly made for AC circuits. In AC circuits, capacitors are used to compensate for inductors.

• Arc Waveform & AC Power

  Power in DC circuits P = Voltage x Current = V I But current and voltage in ac circuits vary with time. So we have the following expression for power in ac circuits.

• Armstrong oscillator with secondary winding's

  by open circuits, then we get the DC equivalent circuit implementation shown below A very good approximation shows that the DC bias voltage at the base of Q2 is given by the potential divider and over the supply so we can say that the base voltage

• Comment on Frankenstein power supply

  In general we can summarize the functions of the blocks of the circuit as follows: Rectifier - converts AC to DC, but the DC output is varying. I will assume that you know how this works.

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• Comparison of AC & DC power generation

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• Alternating Current and Direct Current Illustrated with Labels

  Several advantages of AC over DC are as follows: - Generation of AC is much easier than generation of DC in terms of complexity of design of the generators.