• Principles. Passive components. Semiconductors. Electronic tubes and valves. Building blocks. HF receivers. HF transmitters and transceivers. VHF / UHF receivers, transmitters and transceivers. Microwaves. Telegraphy and keying. Propagation. HF antennas. VHF/UHF antennas. Power supplies. Measurements and test gear. Construction and workshop practice. Electromagnetic compatibility. Amateur satellites and space communications. Image techniques. Data communications. Operating technique and station layout. General data.

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