Across
- 2. a person considered in terms of their ability to mix socially with others
- 3. the transmission and reception of electromagnetic waves of radio frequency, especially those carrying sound messages
- 8. a set of equipment used to generate and transmit electromagnetic waves carrying messages or signals, especially those of radio or television
- 9. an electromagnetic wave of a frequency between about 104 and 1011 or 1012 Hz, as used for long-distance communication
- 10. the part of a telephone apparatus contained in the earpiece, in which electrical signals are converted into sounds
Down
- 1. the maximum extent of a vibration or oscillation, measured from the position of equilibrium
- 4. a unit used to measure the intensity of a sound or the power level of an electrical signal by comparing it with a given level on a logarithmic scale
- 5. and statistics collected together for reference or analysis
- 6. an electronic musical instrument, typically operated by a keyboard, producing a wide variety of sounds by generating and combining signals of different frequencies
- 7. an instrument for converting sound waves into electrical energy variations, which may then be amplified, transmitted, or recorded