Alexander

State university professor since 1993 (17 years experience) teaching all major subjects (1st year to 5th year subjects) of Bachelor of Science in Electronics & Communications Engineering. Licensed electronics and communications engineer since 1993.

lexroxas.i.ph

18 years extensive local & overseas experience in HP-Unix, Linux and Windows Operating

Systems Client-Server Environment and corporate lecturer both here and abroad.

Topics covered:

ELECTRONICS ENGINEERING

Electricity/ Magnetism Fundamentals
Atomic structure
Electric charge
Laws (Ohms, Kirchoff, Coulomb, etc)
Magnetic power
Magnetic field/flux
Magnetic/electric quantities/units
Magnetic/electromagnet principles
Electrical Circuit
AC-DC circuits
Resistors
Inductors
Capacitor
Solid State Devices/Circuits
Semi-conductor fundamentals
Transistor components, circuits,analysis, and design
Special services (photo, electric, photovoltaic etc.)
Power Generator/ Sources/ Principles/ Applications
Cells and batteries
Electric generator
Electronic power supply
Voltage regulation
Photovoltaic/thermoelectric generator
Distribution transformers
UPS/float-battery system
Converters/inverters
Electronic (Audio/RF) Circuit/Analysis/Design Cells and batteries
Amplifiers
Oscillators
Rectifier
Filters
Voltage regulation
Tests and Measurements
Volt-ohm-ammeter (analog/digital)
R-L-Z bridges
Oscilloscope
Cable testers
RF meters
Signal generators (audio, RF, video)
Noise generators
Power/reflectometer/grid dip meter
Microelectronics
Integrated circuits components,characteristics and products
Operational amplifiers/multivibrators
Industrial Electronics Principles/Applications
Electronic control system
Industrial solid state services
Welding systems/high frequency heating
Feedback systems/servomechanism
Transducers
Motor speed control systems
Instrumentation and control
Computer Principles
Analog/digital systems
Binary number system/Boolean algebra
Mathematical logic and switching networks
Basic digital circuits (logic, gates, flip-flops, multivibrators etc.)
Analog/digital conversion
Computer networking

ELECTRONICS SYSTEMS AND TECHNOLOGIES

Radio Communication System
Transmission Fundamentals
Transmission system
Transmission medium
Primary line constants
Velocity and line wavelength
Characteristic Impedance
Propagation constants
Phase and group velocity
Standing waves
Voltage Standing Wave Ratio
Radio Communication System
Transmission Fundamentals
Telephone lines and cables
Wave guides
Balanced and unbalanced lines
Uniformly distributed lines
Twisted pair wire
Coaxial Cable
The Decibel
Power level Calculations
Signal and Noise Fundamentals
Acoustics
Frequency range
Sound pressure level
Sound Intensity
Loudness Level
Pitch and Frequency
Interval and Octave
Sound distortion
Room Acoustics
Electro-Acoustic Transducers
Modulation
Amplitude modulation
Phase modulation
Frequency modulation
Pulse modulation
Radio Communication System
Noise
External noise
Internal noise
Noise calculation and measurements
Radio interference
Radiation and Wave Propagation
Electro Magnetic Radiation
Radio Spectrum
Wave Propagation
Radiation Patterns
Wavelength calculations
Radiation resistance
Diversity systems
Antennas
Basic considerations
Wire Radiators in Space
Isotropic Radiator
Current and Voltage Distribution
Resonant, non-resonant antennas
Antenna gain and resistance
Bandwidth, beamwidth, polarization
Effects of ground on antennas
Grounded, ungrounded antennas
Grounding systems
Antenna height
Design and applications
Matching systems
Impedance Calculations
Antenna types
Directional and non-directional
Microwave Antennas
Wideband and Special Purpose Antennas
Wire and Wireless Communications System
The telephone set
Connection and performance
Exchange Area Plant
Loop Design
Trunks in the Exchange Plant
Insertion Loss
Traffic Calculations
Reference Equivalent and Standards
Telephone networks
Signaling, Billing, CAMA, ANI
Echo, Singing and Design Loss
Via Net Loss
Network Hierarchy, Class Type
VF Repeaters
Transmission Considerations in Long Distance Network
Telephone Exchanges
PSTN, PABX, Line Concentration
Telephone features-IDD, NDD,LEC
Mobile Communications
Cellular communication, trunk radio, radio paging system etc.
Microwave Communications and Principles
i. Basic Principles of various electronics systems
Electro-optics, photonics/optoelectronics
Electromagnetics
Avionics, aerospace/ navigational and military operations
Medical Electronics
Digital and Data Communications Systems
Digital Communication Networks
Bit and Binary Transmission
Signaling Rate
Error Probability
Digital Filtering
Switching
Packet Circuit
Vertical Circuit
Open Systems Interconnection
Multiplexing, Modulation and Synchronization
Pulse Code modulation
Companding
Encoding
Bandwidth and Signal to Noise Ratio
Delta Modulation
Slope Overload
Adaptive Delta Modulation
Codes and Protocols
Error Detection and Correction Codes
Digital Carrier Systems
Frequency Shift Keying
Phase Shift Keying
Differential Phase Shift Keying
DC Nature of Data Transmission Loops
Neutral and Polar
Binary Transmission and the Concept of Time
Asynchronous and Synchronous
Timing
Distortion
Bits, Band, WPM
Data Interface Standards
Data Input/Output Devices
Digital Transmission on Analog Channel
Modulation-Demodulation Schemes Parameters
Circuit Conditioning
Modem Applications
Serial and Parallel Transmissions
Fiber Optics
Principles of Light, Transmission Types
Light Sources, Laser, LED
Light Detectors
Modulation and Waveform
Fiber Optics
System Design
General Application
Design Procedure
Dispersion Limited Domain
System Bandwidth
Splicing Techniques
Satellite , Broadcasting and Cable TV Systems
Satellite System
The Satellite System
Types of Satellite
Satellite Orbit
Uplink Considerations
Demand Assignment Multiple Access
Antenna Tracking
Satellite Link Budgets
Path Loss
Figure of Merit
Ratio of Carrier to Thermal Noise Power
Station Margin
VSAT
Radio Transmitter (AM, FM, Television )
Studio (Microphone, Amplifiers, Cameras, Lighting, etc.)
Cable Television

Availability: Anytime

Willing to travel: Home Only

Experience: 15 years state university professor of electronics and communications engineering.

lexroxas.i.ph