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Our Specialization in Custom Designed RF & Microwave Filters enables us to develop any Cavity, Lumped Element, Waveguide, or Wireless Filter to meet your needs. Click below to fill out our easy on-line form to receive your quote today! You can also call EWT at 410.749.3800 to talk to our Sales or Engineering Team

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The products viewed on this page represent just a small sample of the types of Cavity Filter Products designed and manufactured by EWT. Please contact us for one of these or a custom designed filter or duplexer for your specific application.


2.4 & 5.8 GHz Duplexer

2.4 and 5.8 GHz Bandpass Duplexers

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14 GHz Bandreject Filter

14 GHz Bandreject Filters

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AMPS Band Repeater Duplexers

AMPS Band Repeater Duplexers

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High Power UHF Duplexer

High Power UHF Duplexer

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Nasa 1

Space Qualified Cavity
Bandpass Filter

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2 GHz Dual Band Duplexer

2 GHz Dual Band Duplexer

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AMPS Band Receive Filter

AMPS Band Receive Filter

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15 GHz Drop-In Combline Bandpass Filters

15 GHz Drop-In Combline Bandpass Filters

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UHF Receive Multicoupler

UHF Receive Multicoupler

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2.4 GHz Cavity Bandpass

2.4 GHz Cavity Bandpass

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