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Multi-word Results
| audio frequency |
the range of frequencies of normally audible sound, or the corresponding electronic frequencies; usu. from about fifteen or twenty to 20,000 cycles per second. [2 definitions] |
| frequency distribution |
a table of statistical data in which the observed values of a variable are grouped into classes, and the frequencies for each class are given. |
| frequency modulation |
see "FM." |
| high frequency |
a radio wave between three and thirty megahertz. |
| low frequency |
any radio frequency between thirty and three hundred kilohertz per second. |
| medium frequency |
any radio wave with a frequency of between three hundred and three thousand kilohertz. |
| superhigh frequency |
any radio frequency between 3,000 and 30,000 megahertz. |
| ultrahigh frequency |
any radio frequency between three hundred and three thousand megahertz. (abbr.: UHF) |
| very high frequency |
any radio frequency ranging between thirty and three hundred megahertz. (abbr.: VHF) |
| very low frequency |
any radio frequency between ten and thirty kilohertz. (abbr.: VLF) |
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