Product Categories


Double-Ridge Bandpass Filters

Double-Ridge Bandpass Filters

SMC Offers a full range of double-ridge waveguide Bandpass Filters covering waveguide sizes WRD110 thru WRD750. Their superior electrical performance are characterized by Low Loss, Wide-out-of-Band Rejection, In and Out of Band Spurious free response and Very High Power Handling Capability due to our proprietary design techniques developed by SMC.

** Dimensions are listed in inches.

Double-Ridge Waveguide Bandpass filter 50% BW

Pressurized and TVAC units are available based on the client requirement.
Rejection can be 40-50-60 dB based on the client requirement.
*WRD250S/WRD600 are SMC special designed double-ridge waveguide structures that cover extremely wide band 3:1.
*WRD600P is an SMC special designed double-ridge waveguide structure with exceptional high power handling capability.
Filters are available with coaxial and/or waveguide interfaces.

Model NumberWaveguide SizeFrequency RangeILRLDimension (L) inch
SMC-031D840WRD8400.84-2.00 GHz0.152030
SMC-031D200WRD2002.00-4.80 GHz0.22013
SMC-031D250S*WRD250S2.50-7.50 GHz0.25208
SMC-031D250WRD2502.60-7.80 GHz0.25208
SMC-031D350WRD3503.50-8.20 GHz0.3186
SMC-031D475WRD4754.75-11.00 GHz0.35185
SMC-031D500WRD5005.00-18.00 GHz0.4184
SMC-031D580WRD5805.80-16.00 GHz0.4184
SMC-031D600P*WRD600P6.00-12.00 GHz0.4184.75
SMC-031D600*WRD6006.00-18.00 GHz0.4184
SMC-031D650WRD6506.50-18.00 GHz0.4184
SMC-031D750WRD7507.50-18.00 GHz0.4184
SMC-031D180WRD18018.00-40.00 GHz0.6181.5

Specifications (100% Bandwidth)

Speak to our sales department to discuss design and development.

Request a Quote

You can request a quote for this product by filling out this form.

Request a quote

Please contact us for all available specifications and configurations.