Waqas Afzal
42 SlideShares 11 Abonné 3 Suivis
Personal Information
Entreprise/Lieu de travail
Pakistan Pakistan
Profession
Lecturer at CESET Islamabad
Secteur d’activité
Telecom / Mobile
Site Web
https://www.facebook.com/waqas.afzal.awan?_rdr=p
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Plus récents Les plus populaires

automatic control, Basic Definitions, Classification of Control systems, Requirements of an ideal Control system

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stepper motor, Working principal Construction Types Advantages an disadvantages Application Specifications

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Brushless dc motor, Principles of Mechanical Vs Electronic Commentator Construction ,Hall sensors, Torque Speed Characteristics

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servo motor, servo systems, Types of Servo motor, Controlling a servo motor Servo drive applications

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Braking, Types of Mechanical Braking system, Disc Brakes, Drum Brakes, Hydraulic Brakes, Electromagnetic Brakes, ABS Brakes

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Breaking,Types of Electrical Braking system, Regenerative Braking, Plugging type braking, Dynamic braking, Breaking implementations at DC Motor and AC Motor

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THREE PHASE INDUCTION MOTOR, Rotating Magnetic Field (RMF), Slip, Construction, Torque-speed characteristics Speed control, Power flow, Equivalent Circuit, Maximum torque

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DC motors characteristics, Torque & Speed Equations, Torque -Armature current/ Speed - Armature current/ Torque-speed characteristics, Speed Control

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synchronous motor, Starting Torque, Types, Equivalent Circuit, Torque-speed characteristics

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Stablitiy, classification and selection of motor

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Electric Drive-Parts. Classification of Electric Drives, Four- Quadarant Control

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Multiplexing, Frequency Division Multiplexing (FDM), Time Division Multiplexing (TDM), Wavelength Division Multiplexing (WDM), Code Division Multiplexing (CDM)

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LTI System, Basic Types of Digital signals, Basic Operations, Causality, Stability

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Comparison Frequency modulation and Phase modulation

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Quadrature amplitude modulation(QAM), Single side band(SSB) Modulation, Vestigial side band Modulation(VSB)

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Amplitude modulation, Generation of AM signals

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Modulation, Frequency Modulation, Phase Modulation, Amplitude Modulation

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Z Transform, Causal, Anti-Causal and Two sided sequence, Region of Convergence, Properties, Inverse Z Transform -by long division -Partial fraction

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Sampling Theorem, Quantization Noise and its types, PCM, Channel Capacity, Nyquist Bandwidth, Shannon Capacity Formula, Multirate DSP, Up/Down Sampling

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Signal and System, CT Signal DT Signal, Signal Processing(amplitude and time scaling)

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