Filter tuning assmebly

Details Filter tuning assmebly Filter tuning assmebly

1997-07-24

1998-10-20

Ham, Seungsook

Wave transmission lines and networks

Resonators

With tuning

333202, 333232, H01P 706

Patent

active

058252673

ABSTRACT:
A tuning assembly for an RF filter having an internal cavity. The tuning assembly is mounted on one of the filter walls and comprises an adjustment screw threadedly secured in the wall and having an inner end in the cavity and an outer free end external of the wall, a generally circular tuning plate, and a formed in situ molded connector fixedly securing the tuning plate to the inner end of the screw and for preventing relative movement therebetween. A formation is provided at the free end of the adjustment screw for facilitating rotation of the adjustment screw relative to the wall so that the tuning plate may be moved within the cavity toward and away from the wall.

REFERENCES:
patent: 4484162 (1984-11-01), Kamada et al.
patent: 4681497 (1987-07-01), Berecz
patent: 4706053 (1987-11-01), Giavarini
patent: 4948318 (1990-08-01), Nottelmann et al.
Takayama et al., "Stabilized C-Band GaAs FET Oscillator", Microwave Journal, vol. 20, No. 10, pp. 52, 55, Oct. 1977.

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