Ключевые слова:
Antennas|Sound broadcasting|Tuning|Communication equipment|Radio antennas|Test equipment|Volume (sound)|Testing conditions|Radio receivers|Performance testing|Safety measures|Receivers|Frequency control|Voltage|Radio equipment|Definitions|Battery-powered devices|Radiofrequencies|Audio equipment|Electronic equipment and components|Frequency response|Signal distortion|Frequency modulation|Audiofrequencies|Circuits|Electrical testing|Automatic