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Principles of Broadcast Technologies Lesson 1. Bellevue Community College Bob Young, Instructor. 1a. Electricity. Voltage Current Resistance Power Formulas. 1b. Electricity. Voltmeter Ammeter Ohmmeter Multimeter Wattmeter. 2a. Components. Resistor Capacitor Inductor

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principles of broadcast technologies lesson 1

Principles of Broadcast TechnologiesLesson 1

Bellevue Community College

Bob Young, Instructor

1a electricity
1a. Electricity
  • Voltage
  • Current
  • Resistance
  • Power
  • Formulas
1b electricity
1b. Electricity
  • Voltmeter
  • Ammeter
  • Ohmmeter
  • Multimeter
  • Wattmeter
2a components
2a. Components
  • Resistor
  • Capacitor
  • Inductor
  • Diode (P-N junctions)
2b components
2b. Components
  • Resonant (LC) Circuits
  • Regenerative Feedback
  • Sine Wave
  • Phase Relationships
3a radio wave rf energy
3a. Radio Wave / RF Energy
  • FCC Frequency Allocations
  • Radiation
  • Propagation
  • Path Loss (distance factors)
  • Path Loss (environmental factors)
3b radio wave rf energy
3b. Radio Wave / RF Energy
  • Fading (multipath)
  • Fading (Rayleigh)
  • Fresnel Zone
  • Wavelength
  • Diversity Receivers
4 decibels
4. Decibels
  • Power
  • Voltage
  • RF Applications
  • Audio Applications
5a modulation
5a. Modulation
  • Carrier (definition)
  • Information (definition)
  • Analog Modulation
  • Amplitude Modulation (AM)
  • Frequency Modulation (FM)
  • Pulse Modulation (PM) (ICW)
5c modulation
5c. Modulation
  • Digital Modulation
  • Frequency Shift Keying (FSK)
  • Phase Shift Keying (PSK)
  • Amplitude Shift Keying (ASK)
6 transmitter
6. Transmitter
  • Audio Processor
  • Modulator
  • RF Amplifier
7a receiver
7a. Receiver
  • RF Amplifier (terminology note: misuse of term, “pre-amplifier”)
  • Demodulator (Detector, Discriminator)
  • Audio Processor
  • Pre-emphasis and De-emphasis
8a interference
8a. Interference
  • Types of Interference
  • Co-channel
  • Adjacent Channel
  • Intermodulation
8b interference
8b. Interference
  • Receiver Solutions to Interference
  • Superheterodyne Receivers
  • Image Frequency
  • Dual Conversion Superheterodyne Receivers
8c interference
8c. Interference
  • Cavity and Filter Solutions to Interference
  • Bandpass Cavities
  • High Pass Filters
  • Low Pass Filters
  • Block Filters
  • Notch Reject Filters
  • LC Filters
  • Crystal Filters
9 antennas
9. Antennas
  • Types
  • Polarization
  • Bandwidth
  • Gain
10 transmission line
10. Transmission Line
  • Types
  • Loss Characteristics
  • Bending Radius
  • Pressurized Transmission Line
10a other devices
10a. Other Devices
  • Transmitter Combiner
  • Receiver Multicoupler
  • Splitter
  • Duplexer
  • Leaky Coax
  • Bi-directional Amplifier (BDA)
  • Isolator
11a applications principles
11a. Applications & Principles
  • Broadcast Radio
  • Television
  • Microwave Networks
  • Satellite Communications
11b applications principles
11b. Applications & Principles
  • RADAR
  • Wireless LAN, 802.11
  • Trunked Radio Systems
  • Wireless Data and Internet
  • Telemetry
12 careers
12. Careers
  • Job Types and Titles
  • Companies That Need You
  • Job Search Resources