Study guide
ACMA Advanced Amateur Radio Theory study guide
Read a lesson, then practice the ideas you want to remember.
Lessons
- Antenna Analysers, Vector Network Analysers,
- Calibrated Signal Generators, Grid Dip Meter
- Spectrum Analyser Architecture, Operation, a
- AC Fundamentals, Sine Waves, Peak, RMS, and
- DC Circuit Analysis, Ohm's Law, and Kirchhof
- Inductance, Capacitance, Reactance, and Time
- Station Electrical Safety, Battery Hazards,
- Mast and Tower Construction, Power Line Clea
- Biological Effects of RF Energy and ARPANSA
- Safe Separation Distances, Power Density, an
- Receiver Susceptibility, Desensitisation, an
- Sources of Interference, Coupling Mechanisms
- Practical RFI Suppression, Filter Design, an
- Baluns, Ununs, and Common-Mode Current Choki
- Feedline Losses, High-SWR Stress, and Coaxia
- Lumped-Element Matching Networks and Antenna
- Complex Impedance, Phasors, and AC Circuit A
- Passive Filters, Cutoff Frequency, and Atten
- Series and Parallel LC Resonance and Q Facto
- Amplitude Modulation, Double Sideband, and S
- Digital Modulation Modes, Spectral Efficienc
- Frequency Modulation, Phase Modulation, and
- Direct Digital Synthesis, SDR Architectures,
- Phase-Locked Loops and Frequency Synthesiser
- RF Oscillators, LC Tank Topologies, and Freq
- Antenna Gain, Aperture Antennas & Horns, ERP
- Resonant Dipoles, Inverted-Vs, and Multiband
- Parasitic Arrays, Yagi-Uda Antennas, and Qua
- Quarter-Wave Verticals, Ground Systems, and
- Electromagnetic Wave Fundamentals, Polarisat
- Critical Frequency, Maximum Usable Frequency
- The Ionosphere, Solar Radiation, and Solar C
- Amplifier Stability, Neutralisation, and Int
- RF Power Amplifiers, Push-Pull Topologies, a
- Classes of Amplification, Conduction Angles,
- Semiconductor Diodes, Zener Regulators, and
- DC Power Supplies, Filter Networks, and Volt
- Thermionic Valves and High-Power Linear Ampl
- Bipolar Junction Transistors, FETs, and Oper
- Decibels, Power Ratios, and Cascaded Stage C
- Multirange Meters, Waveform Diagnostics, Osc
- RF Power Meters, Directional Couplers, and D
- Standing Waves, Reflection Coefficient, SWR,
- Resonant Line Sections, Quarter-Wave Transfo
- Transmission Line Characteristics, Impedance
- RF Mixers, Frequency Translation, and Interm
- Receiver Performance Specifications, Dynamic
- Superheterodyne Receiver Design, IF Selectio
- Transmitter Architectures, CW Keying, and Ou
- Amateur Satellites, Doppler Shift, and Earth
- Sporadic-E, Auroral Scatter, and Trans-Equat
- Line-of-Sight, Tropospheric Ducting, and Dif