Assertion: antenna | /r/HasProperty | close to the ground
Facets:
value: very
type: DEGREE
value: compared to the wavelength
type: OTHER
Source sentences:
text: When a sky wave is launched by such an antenna, that phase shift is always significant unless the antenna is very close to the ground (compared to the wavelength).
text: When a sky wave is launched by such an antenna, that phase shift is always significant unless the antenna is very close to the ground (compared to the wavelength).