sleeve antenna

sleeve antenna

[′slēv an‚ten·ə]
(electromagnetism)
A single vertical half-wave radiator, the lower half of which is a metallic sleeve through which the concentric feed line runs; the upper radiating portion, one quarter-wavelength long, connects to the center of the line.
References in periodicals archive ?
Gan, "Multi-band characteristic of open sleeve antenna," Progress In Electromagnetics Research, Vol.