'Negative resistance' diaporamas de présentation

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Oscillators

Oscillators

Oscillators. Communication Circuits Prof. M. Kamarei. Contents. Introduction General Considerations Ring Oscillators LC Oscillators Other Oscillators Voltage-Controlled Oscillators. Introduction. An oscillator is an autonomous circuit that converts DC power into a periodic waveform.

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5.02k views • 78 slides
The Gunn Diode

The Gunn Diode

The Gunn Diode. Contents Overview of The Gunn Diode Gunn Effect Two-Valley Model Theory Gunn-Oscillation Gunn Oscillation Modes. Overview of The Gunn Diode. What is it? The Gunn diode is used as local oscillator covering the microwave frequency range of 1 to 100GHz How it works?

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1.66k views • 26 slides
UNUSUAL ELECTROCHEMICAL IMMITTANCE SPECTRA WITH NEGATIVE RESISTANCE AND THEIR VALIDATION

UNUSUAL ELECTROCHEMICAL IMMITTANCE SPECTRA WITH NEGATIVE RESISTANCE AND THEIR VALIDATION

UNUSUAL ELECTROCHEMICAL IMMITTANCE SPECTRA WITH NEGATIVE RESISTANCE AND THEIR VALIDATION BY KRAMERS-KRONIG TRANSFORMATION. Andrzej Sadkowski - Institute of Physical Chemistry of the Polish A cademy of Sciences, Kasprzaka 44/52, 01-224 Warsaw, PL ansad@ichf.edu.pl.

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269 views • 26 slides
Resistance is proportional to the length and inversely

Resistance is proportional to the length and inversely

R. X. X. Symbol of a resistor. Resistance is proportional to the length and inversely proportional to the cross sectional area of the material Where, is defined as resistivity, in Ohm-meter ( ), which is simply the resistance per unit length times cross-sectional area. X. X.

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287 views • 20 slides
Demonstration of Chaos

Demonstration of Chaos

Demonstration of Chaos. Circuits. Sajjad. Circuit Diagram. 3. 2. 1. 330 ?. 5K ?. 20K ?. 30.8 ?. +. +. TL087. TL087. -. -. 0.4 ? F. 0.033 ? F. 58 mH. 330 ?. 20K ?. 2K ?. 3.3K ?. LC tank circuit. Critical control For CHAOS. Negative resistance - 2.

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205 views • 10 slides
Unijunction Transistor

Unijunction Transistor

Unijunction Transistor.

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482 views • 9 slides
Unijunction Transistor

Unijunction Transistor

Unijunction Transistor.

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9.35k views • 9 slides
Van der Pol

Van der Pol

Van der Pol. The damped driven oscillator has both transient and steady-state behavior. Transient dies out Converges to steady state. Convergence. Oscillators can be simulated by RLC circuits. Inductance as mass Resistance as damping Capacitance as inverse spring constant.

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259 views • 8 slides

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