Assertion: t antenna | /r/ObjectUse | used at low frequencies
Facets:
value: typically
type: DEGREE
Source sentences:
text: T-antennas are typically used at low frequencies where building a full-size quarter-wave high vertical antenna is not practical, and the vertical radiating wire is often very electrically short: Only a small fraction of a wavelength long, 1/10 λ or less.
text: T-antennas are typically used at low frequencies where building a full-size quarter-wave high vertical antenna is not practical, and the vertical radiating wire is often very electrically short: Only a small fraction of a wavelength long, 1/10 λ or less.