Assertion: low frequency | /r/HasProperty | the itu designation
Facets:
value: for radio frequencies
type: OTHER
value: in the range of 3–30 khz
type: OTHER
value: for electromagnetic radiation
type: OTHER
value: in the range of 30–300 khz
type: LOCATION
Source sentences:
text: Low frequency (LF) is the ITU designation for radio frequencies (RF) in the range of 30–300 kHz.
text: Extremely low frequency (ELF) is the ITU designation for electromagnetic radiation (radio waves) with frequencies from 3 to 30 Hz, and corresponding wavelengths of 100,000 to 10,000 kilometers, respectively.
text: Very low frequency or VLF is the ITU designation for radio frequencies (RF) in the range of 3–30 kHz, corresponding to wavelengths from 100 to 10 km, respectively.