Austria Theory AM study plan

Define voltage, current, resistance, power, and energy with their SI units and state Ohm's law and the power formulas in both forms

Calculate equivalent resistance for series, parallel, and mixed resistor networks, including voltage dividers and current dividers

Apply Kirchhoff's voltage and current laws to solve at least five two-loop DC circuits by hand

Explain the behavior of capacitors and inductors in DC circuits, including time constants and the meaning of reactance at a given frequency

Describe the properties of sine waves (amplitude, frequency, period, phase) and convert between peak, peak-to-peak, RMS, and average values

Compute impedance of series and parallel RLC circuits at a given frequency and sketch the phasor diagram

Explain resonance, bandwidth, and Q factor for series and parallel tuned circuits and calculate each from component values

Identify the function of diodes, transistors, and operational amplifiers in simple radio circuits and state one typical use for each

State the purpose and scope of the Austrian radio regulations and identify which classes of licence and which frequency bands are relevant to the amateur service

List the ITU radio bands by frequency range and match each band name to its frequency limits

Explain the call sign structure, the meaning of prefixes and suffixes, and the rules for identifying a station during a contact

Describe the permitted and prohibited types of transmission, the requirement for a licence, and the basic rules on third-party traffic and emergency communications

Apply the rules on frequency coordination, band plans, and interference avoidance to realistic operating scenarios

Explain the logging, record-keeping, and station identification obligations that apply to an Austrian amateur station

Describe the procedure for reporting interference and the limits on transmitting outside one's own band privileges

Outline the international framework (ITU regions, harmonised allocations) and how it constrains national rules

Define wavelength, frequency, and velocity factor and convert between them for common feed lines and free space

Calculate characteristic impedance, SWR, reflection coefficient, and mismatch loss for a given load and line

Explain the operation of half-wave dipoles, quarter-wave verticals, and simple directional antennas, including radiation patterns and gain

Describe the function of baluns, ATUs, and feed-line chokes and when each is needed

Explain ionospheric layers, the day/night cycle, and how solar activity affects HF propagation and maximum usable frequency

Describe ground-wave, sky-wave, and line-of-sight propagation and match each to the appropriate frequency range

Identify the causes of fading, multipath, and ducting and state one mitigation for each

Estimate the likely propagation path for a given band, time of day, and distance using standard rules of thumb

Describe the block diagram and key performance parameters of a transmitter (output power, harmonics, spurious emissions) and a receiver (sensitivity, selectivity, dynamic range)

Explain the causes of harmonic and intermodulation interference and the role of filters and shielding in suppression

Outline measurement techniques for power, SWR, frequency, and modulation using common instruments

List common sources of man-made noise and the practical steps to reduce interference to and from an amateur station

Review all four domains using a timed practice exam and identify weak areas from the results

Re-derive the ten most important formulas from memory and check each against the reference sheet

Explain, in your own words, the regulatory and technical reasons behind five commonly tested rules or limits

Complete a final mixed-topic question set under exam conditions and score it