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Core - Electrical Engineering

    Chapter 9

    Frequency Response

    9.1 : Network Function of a Circuit01:25

    9.1 : Network Function of a Circuit

    The frequency response of a circuit, which characterizes its behavior with varying signal frequency, can be analyzed using the transfer or network ...

    264 views
    9.2 : Frequency Response of a Circuit01:20

    9.2 : Frequency Response of a Circuit

    Consider an inductive circuit in the time domain. The equivalent frequency domain circuit is obtained by replacing the resistance and inductance with ...

    228 views
    9.3 : Gain01:15

    9.3 : Gain

    In communication systems, gain quantifies the extent of signal amplification or attenuation. Power gain denotes the common logarithm of the ratio of ...

    168 views
    9.4 : Bode Plots01:26

    9.4 : Bode Plots

    Consider an electrocardiogram unit that utilizes a low-pass filter with a complex network function represented by its magnitude and phase angle. The ...

    538 views
    9.5 : Transfer function and Bode Plots-I01:19

    9.5 : Transfer function and Bode Plots-I

    Consider the transfer function of a system expressed in standard form. The transfer function has a constant gain, a zero and a pole at the origin, a ...

    308 views
    9.6 : Transfer function and Bode Plots-II01:23

    9.6 : Transfer function and Bode Plots-II

    In the standard form, the transfer function is shown in constant gain, poles/zeros at origin, simple poles/zeros, and quadratic poles/zeros; each ...

    298 views
    9.7 : Bode Plots Construction01:24

    9.7 : Bode Plots Construction

    Tissue electrodes in electrocardiograms (E-C-G) establish a conductive pathway for electrical currents between the tissues and the measuring electrodes, ...

    668 views
    9.8 : Series Resonance01:17

    9.8 : Series Resonance

    Consider a radio tuner that precisely selects a signal of a particular frequency. The tuner consists of a series-connected resistor, capacitor, and ...

    151 views
    9.9 : Characteristics of Series Resonant Circuit01:24

    9.9 : Characteristics of Series Resonant Circuit

    Consider a radio transmitter unit that incorporates an RLC series resonance band-pass filter. This circuit's frequency response indicates that the ...

    225 views
    9.10 : Parallel Resonance01:23

    9.10 : Parallel Resonance

    Consider an AM radio tuner comprising a parallel connection of a resistor, capacitor, and inductor, which collectively contribute to the circuit's ...

    187 views
    9.11 : Frequency Response of Op Amp Circuits01:20

    9.11 : Frequency Response of Op Amp Circuits

    Consider a guitar pickup connected to a buffer amplifier. This buffer amplifier, with a non-inverting op-amp, bridges the guitar's high impedance and ...

    302 views
    9.12 : Passive Filters01:27

    9.12 : Passive Filters

    Consider an audio speaker system with filter circuits. These circuits selectively pass desired frequencies while attenuating others, limiting signals to a ...

    521 views
    9.13 : Active Filters01:25

    9.13 : Active Filters

    Active filters are electronic circuits that use operational amplifiers (op-amps), resistors, and capacitors to filter out unwanted frequency components ...

    783 views
    9.14 : Scaling01:26

    9.14 : Scaling

    Magnitude and frequency scaling simplifies filter design by calibrating filter responses and circuit parameters to fit within usable ranges. Magnitude ...

    229 views
    9.15 : Design Example01:23

    9.15 : Design Example

    An engineer designs a circuit for a speaker system with a 2 kHz crossover frequency requirement, considering the speaker's resistance of 8 ohms. The ...

    316 views
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