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Chapter 9

Frequency Response

Fonction réseau d'un circuit
Fonction réseau d'un circuit
The frequency response of a circuit, which characterizes its behavior with varying signal frequency, can be analyzed using the transfer or network ...
Réponse en fréquence d'un circuit
Réponse en fréquence d'un circuit
Consider an inductive circuit in the time domain. The equivalent frequency domain circuit is obtained by replacing the resistance and inductance with ...
Réponse en fréquence
Réponse en fréquence
In communication systems, gain quantifies the extent of signal amplification or attenuation. Power gain denotes the common logarithm of the ratio of ...
Plots de Bode
Plots de Bode
Consider an electrocardiogram unit that utilizes a low-pass filter with a complex network function represented by its magnitude and phase angle. The ...
Réponse en fréquence
Réponse en fréquence
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 ...
Réponse en fréquence
Réponse en fréquence
In the standard form, the transfer function is shown in constant gain, poles/zeros at origin, simple poles/zeros, and quadratic poles/zeros; each ...
Réponse en fréquence
Réponse en fréquence
Tissue electrodes in electrocardiograms (E-C-G) establish a conductive pathway for electrical currents between the tissues and the measuring electrodes, ...
Résonance en série
Résonance en série
Consider a radio tuner that precisely selects a signal of a particular frequency. The tuner consists of a series-connected resistor, capacitor, and ...
Réponse en fréquence
Réponse en fréquence
Consider a radio transmitter unit that incorporates an RLC series resonance band-pass filter. This circuit's frequency response indicates that the ...
Réponse en fréquence
Réponse en fréquence
Consider an AM radio tuner comprising a parallel connection of a resistor, capacitor, and inductor, which collectively contribute to the circuit's ...
Réponse en fréquence
Réponse en fréquence
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 ...
Réponse en fréquence
Réponse en fréquence
Consider an audio speaker system with filter circuits. These circuits selectively pass desired frequencies while attenuating others, limiting signals to a ...
Réponse en fréquence
Réponse en fréquence
Active filters are electronic circuits that use operational amplifiers (op-amps), resistors, and capacitors to filter out unwanted frequency components ...
Réponse en fréquence
Réponse en fréquence
Magnitude and frequency scaling simplifies filter design by calibrating filter responses and circuit parameters to fit within usable ranges. Magnitude ...
Réponse en fréquence
Réponse en fréquence
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 ...
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