Adjustable coupling cavity filter

Details Adjustable coupling cavity filter Adjustable coupling cavity filter

1979-03-19

1981-02-17

LaRoche, Eugene R.

Wave transmission lines and networks

Coupling networks

Wave filters including long line elements

333212, H01P 120

Patent

active

042517877

ABSTRACT:
There is herein described a microwave coupled-cavity filter having adjacent cavities defined by spaced end walls disposed in a tubular side wall, the end walls including at least one pair of oppositely disposed coupling apertures extending radially from the side wall toward the center of the associated end wall, and at least one of the associated pair of the coupling apertures containing a tuning screw extending through the side wall for precisely adjusting the coupling between adjacent filter cavities.

REFERENCES:
patent: 3544927 (1970-12-01), Elder et al.
patent: 4028651 (1977-06-01), Leetmaa

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