| Answer | Crossword Clue |
|---|---|
| kilohertz | A measure of frequency equivalent to 1,000 cycles per second |
| KILOHERTZ | 1,000 cycles per second |
| phon | unit for measuring the apparent loudness of a sound, equal in number for a given sound to the intensity in decibels of a sound having a frequency of 1000 cycles per second when, in the judgment of a group of listeners, the two sounds are of equal loudness |
| phons | unit for measuring the apparent loudness of a sound, equal in number for a given sound to the intensity in decibels of a sound having a frequency of 1000 cycles per second when, in the judgment of a group of listeners, the two sounds are of equal loudness |
| kilocycle | A former measure of frequency, equivalent to 1 kilohertz |
| kilocycles | A former measure of frequency, equivalent to 1 kilohertz |
