Assertion: passive antenna | /r/HasProperty | impractical
Facets:
value: inside a portable radio
type: LOCATION
Source sentences:
text: Active antenna designs allow antennas of limited size to have a wider frequency range (bandwidth) than passive antennas, and are primarily used in situations where a larger passive antenna is either impractical (inside a portable radio) or impossible (suburban residential area that disallows use of large outdoor low-frequency antennas).