Assertion: vertical antenna | /r/CapableOf | work for non directional portable use
Facets:
value: well
type: DEGREE
value: with being that of impedance matching
type: OTHER
Source sentences:
text: For non directional portable use, a short vertical antenna or small loop antenna works well, with the main design challenge being that of impedance matching.
text: For non directional portable use, a short vertical antenna or small loop antenna works well, with the main design challenge being that of impedance matching.