Ham College episode 134 is now available for download. Technician Exam Questions Part 21. T7A – Station equipment: receivers, transceivers, transmitter amplifiers, receive amplifiers, transverters; Basic radio circuit concepts and terminology: sensitivity, selectivity, mixers, oscillators, PTT, modulation. T7B – Symptoms, causes, and cures of common transmitter and receiver problems: overload and overdrive, distortion, interference and … Continue reading
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