Wave transmission lines and networks – Attenuators
Patent
1977-01-28
1978-07-18
Gensler, Paul L.
Wave transmission lines and networks
Attenuators
333 73R, H01P 704
Patent
active
041018540
ABSTRACT:
An RF tuneable resonator wherein RF energy is applied to a helical coil and he resonant frequency of the resonator is varied by utilizing a pair of axially moveable dielectric cylinders. One dielectric cylinder surrounds the helical coil and the other dielectric cylinder is positioned within the coil. Both dielectric cylinders are individually actuated along the axis of the coil.
REFERENCES:
patent: 2921277 (1960-01-01), Goubau
patent: 3273085 (1966-09-01), Ash et al.
patent: 3581249 (1971-05-01), Spangler et al.
Gikow, deceased Emanuel
Tilton Richard S.
Boatright Arthur
Edelberg Nathan
Gensler Paul L.
Murray Jeremiah G.
The United States of America as represented by the Secretary of
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