Communications: radio wave antennas – Antennas – Single adjustable length electrically long linear antenna
Patent
1976-10-04
1978-08-01
Lieberman, Eli
Communications: radio wave antennas
Antennas
Single adjustable length electrically long linear antenna
343752, 343900, H01Q 132, H01Q 936
Patent
active
041046390
ABSTRACT:
A radio frequency antenna comprising a shaft fabricated from dielectric material, and first and second conducting means disposed on the exterior surface of the shaft, the conducting means including linear conductors located on opposite sides of one portion of the shaft and intertwined insulated coils on a second portion of the shaft connected to the respective linear conductors. Tuning members can be connected to the conducting means for selectively changing the resonant frequency of the antenna.
REFERENCES:
patent: 3099010 (1963-07-01), Taylor
patent: 3172109 (1965-03-01), Senrui
patent: 3400403 (1968-09-01), Spilsbury
patent: 3774221 (1973-11-01), Francis
Lieberman Eli
Slough J. H.
True Temper Corporation
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