Generated by All in One SEO v4.9.4.1, this is an llms.txt file, used by LLMs to index the site. # Coleman Microwave Company ## Sitemaps - [XML Sitemap](https://www.colemanmw.com/sitemap.xml): Contains all public & indexable URLs for this website. ## Pages - [Your Microwave Solution Center](https://www.colemanmw.com/) - Coleman Microwave Company offers a wide variety of components to fit most applications. Filters are available in both waveguide and coaxial styles. - [Coleman Microwave Company](https://www.colemanmw.com/coleman-microwave-company/) - Coleman Microwave Company P.O. Box 247 Edinburg, VA 22824 109 Molineu Rd Edinburg, VA 22824 (shipping address) Sales Office: 1-800-563-3449 All Other Calls: 1-540-984-8848 Fax: 1-800-563-3450, 1-540-984-4561 Email: coleman@colemanmw.com Have your feedback, questions, requests and other inquiries sent direct to CMC by using our convenient Feedback Form. Coleman Microwave Company is located in the Shenandoah - [USA Sales Reps](https://www.colemanmw.com/usa-sales-reps/) - Alaska Kansas New Mexico Vermont Alabama Kentucky New York Virginia Arizona Louisiana North Carolina Washington Arkansas Maine North Dakota West Virginia California Maryland Ohio Wisconsin Colorado Massachusetts Oklahoma Wyoming Connecticut Michigan Oregon Delaware Minnesota Pennsylvania District of Columbia Florida Mississippi Rhode Island Georgia Missouri South Carolina Hawaii Montana South Dakota Idaho Nebraska Tennessee Illinois Nevada - [International Sales Reps](https://www.colemanmw.com/international-sales-reps/) - Sales Representatives International Latin America Rome Italy Milan Sweden Denmark Finland Norway, Estonia, Lahuia Spain Israel Canada Japan Australia United Kingdom Other International Locations Top Canada Compomill Nordic Components AB Phone: +46-8-594 111 50 FAX: +46-8-594 211 60 Email: info@compomill.se Top Australia & New Zealand Drawcom PTY, Ltd 832 High Street kew east vic 3102 Australia - [Fixed Diplexer Worksheet](https://www.colemanmw.com/fixed-diplexer-worksheet/) - Coleman Microwave Company Diplexers consist of two bandpass filters sharing a common port. Signals applied to the common port are separated in accordance with the passband frequency of each filter network. Signals applied to either non-common port are isolated from the other non-common port and are combined at the common port. The passband of the - [Tunable Diplexer Worksheet](https://www.colemanmw.com/tunable-diplexer-worksheet/) - Tunable Diplexer Selection Worksheet All fields are required. - [Feedback Form](https://www.colemanmw.com/feedback-form/) - We'd like to hear from YOU! Use this form to send feedback or make a request of Coleman Microwave. All fields are required. - [Engineering Assistance](https://www.colemanmw.com/engineering-assistance/) - CMC is always available with engineering assistance. P.O. Box 247 Edinburg, VA 22824 Sales Office: 1-800-563-3449 All Other Calls: 1-540-984-8848 Fax: 1-800-563-3450, 1-540-984-4561 Email: coleman@colemanmw.com - [Calibration Options](https://www.colemanmw.com/calibration-options/) - Direct Frequency Readout Digital LED/LCD Display LED: Where external power is available LCD: Self-contained battery power Frequency Accuracy: ± 0.01% Calibrated Tape Frequency Accuracy: ± 0.02% Indirect Frequency Readout Calibrated Knob (Standard on all TC and TW series filters) Frequency Accuracy: ± 0.01% Micrometer Adjust Each Resonator is individually settable and has individual calibration Frequency - [Filter Type & Order](https://www.colemanmw.com/filter-type-order/) - CMC Filters are available in bandpass, lowpass, band reject and highpass designs. When specifying your filter needs, be sure to supply all pertinent information. To achieve the best results, additional specifications such as phase, group delay, power, size, and mechanical requirements should be supplied. Many styles of CMC filters are available in tunable as well - [Coleman Microwave Facilities](https://www.colemanmw.com/coleman-microwave-facilities/) - Coleman Microwave Company is situated in the picturesque Shenandoah Valley of Virginia along the Interstate 81 corridor. The factory is easily accessible from the Washington D.C. metropolitan area and Dulles International Airport. CMC occupies a modern, well equipped 26,000 sq ft building. In addition to Coleman's contract Aluminum Dip Brazing services, the facility offers design and manufacturing - [Waveguides Assemblies](https://www.colemanmw.com/waveguides-assemblies/) - CMC offers a comprehensive selection of waveguide assemblies including straight sections, formed or mitered E and H bends, twists and flexible guide. Each of these component parts can be combined with one or more additional parts to create complex assemblies which minimize flanges and cost while optimizing performance. Waveguide assemblies are available from WR650 to - [Waveguide Components](https://www.colemanmw.com/waveguide-components/) - CMC offers a complete line of waveguide components including straight sections, cast and formed bends and twists and waveguide to coax adapters. Most items are available in frequencies from 1 to 40 GHz. Specialty waveguides for blind mate applications, combination rigid/flex assemblies, feeds, terminations and directional couplers are available to complete your system. All are - [37 - 40 GHz Filters](https://www.colemanmw.com/37-40-ghz-filters/) - [Auto Tracking Filters](https://www.colemanmw.com/auto-tracking-filters/) - [Programmable Filters](https://www.colemanmw.com/programmable-filters/) - [High Power Filters](https://www.colemanmw.com/high-power-filters/) - [Harmonic Filters](https://www.colemanmw.com/harmonic-filters/) - [Band Reject Filters](https://www.colemanmw.com/band-reject-filters/) - [Low Pass Filters](https://www.colemanmw.com/low-pass-filters/) - [Power Combiners](https://www.colemanmw.com/power-combiners/) - [Satellite Earth Station Assemblies](https://www.colemanmw.com/satellite-earth-station-assemblies/) - [Weather Radar Assemblies](https://www.colemanmw.com/weather-radar-assemblies/) - [Weather Radar Components](https://www.colemanmw.com/weather-radar-components/) - [Dual Passband Filters](https://www.colemanmw.com/dual-passband-filters/) - [Fixed Waveguide Bandpass Filters](https://www.colemanmw.com/fixed-waveguide-bandpass-filters/) - [Fixed Coax Filters](https://www.colemanmw.com/fixed-coax-filters/) - [Fixed Quadriplexer](https://www.colemanmw.com/fixed-quadriplexer/) - [Fixed Triplexers](https://www.colemanmw.com/fixed-triplexers/) - [Fixed Diplexers](https://www.colemanmw.com/fixed-diplexers/) - [Tunable Diplexers](https://www.colemanmw.com/tunable-diplexers/) - [Tunable Bandpass Waveguide Filters](https://www.colemanmw.com/tunable-bandpass-waveguide-filters/) - [Tunable Coax Bandpass Filters](https://www.colemanmw.com/tunable-coax-bandpass-filters/) - [A message from the President](https://www.colemanmw.com/general-info/) - I would like to take this opportunity to introduce you to Coleman Microwave Company. Coleman Microwave began operations in February, 1973 and is located in the picturesque Shenandoah Valley of Virginia. Since its inception, our company has designed and produced all types of microwave filters from .1 to 40 GHz. In addition to our standard - [Services](https://www.colemanmw.com/services/) - Machining - 3 axis milling and turning - NC Machining--featuring Hardinge, HAAS and Cincinnati Milacron machining Centers - Short run & Prototype Machining--featuring Bridgeport & Xcello mills and South Bend lathes Design Services - CAD Design and Drafting - 2D-AutoCad - 3D-SolidWorks Aluminum Dip Brazing - CMC is an industry approved source for aluminum dip ## Products - [Satellite Earth Station Assemblies](https://www.colemanmw.com/products/satellite-earth-station-assemblies/) - CMC offers Satellite Earth Station Assemblies to interface between Receiver, Transmitter, and Antenna. Each assembly is optimized to reduce inter-component interference, minimize insertion loss, and provide the lowest possible VSWR and flattest possible phase and amplitude response. Filtering, power monitoring, isolation, harmonic suppression, signal routing and dummy test load provisions may all be addressed in - [Auto Tracking Filters](https://www.colemanmw.com/products/auto-tracking-filters/) - CMC Part Number 200850 CMC model 200850 has the ability to seek out, lock-on and follow an RF signal anywhere in the tuning range of 1.0 - 2.1 GHz. This unit can be offset to automatically track a local oscillator frequency. Other units are available in octave ranges up to 8.0 GHz. Electrical Specifications Tuning - [Band Pass Filter](https://www.colemanmw.com/products/band-pass-filter/) - Frequency Range 37- 40 GHz Ripple Bandwidth Minimum fo +/- 175 MHz Insertion Loss @ fo Max 1.2 dB Passband Flatness Max 0.5 dB Passband VSWR Max 1.3:1 Rejection @ fo +/- 525 MHz Min 55 dB Approximate Dimension 1.87" x 0.75" x 0.75 - [Band Reject Filter - Coaxial](https://www.colemanmw.com/products/band-reject-filter-coaxial/) - CMC Part Number 600175 Specifications Reject Frequency 9.338 GHz 52 dB BW +/- 145 MHz 3 dB BW +/- 270 MHz Passband 7.0 - 12.0 GHz Passband Ins Loss 1.5 dB Max Passband VSWR 2.0:1 Max Connectors TNC Female - [Band Reject Filter - Waveguide](https://www.colemanmw.com/products/band-reject-filter-waveguide/) - Ka Band Reject Filter This filter was initially designed to isolate the fundamental transmitter out put signal from the local oscillator in high reliability Ka-BAND communications equipment. Constructed in WR42, similar to above photo, the filter exhibits low passband insertion loss and high isolation in the reject band. Specifications are for CMC P/N 401325 are - [Coax Fixed Diplexers](https://www.colemanmw.com/products/coax-fixed-diplexers/) - CMC Coax Fixed Diplexers consist of two Fixed Tuned Bandpass Filters sharing a common port. Signals applied to the common port are separated in accordance with the passband frequency of each filter network. Signals applied to either channel are isolated from the adjacent channel, but are combined at the common port. CMC Part Number 307500 - [Compound Waveguide Bends](https://www.colemanmw.com/products/compound-waveguide-bends/) - Compound Bends can be created by combining straight sections, formed or mitered E and H bends, twists and/or flexible guide. Such complex assemblies help minimize flanges and cost while optimizing performance. Compound assemblies are available from WR650 to WR28. Materials include aluminum, brass, copper, and silver. All are manufactured with precision flanges and guides to - [Diplexer](https://www.colemanmw.com/products/diplexer/) - Electrical Performance 612275 Wideband 611475 Narrowband Passband Bandwidth, Minimum fo +/- 180 MHz fo +/- 320 MHz Passband Ripple, Maximum +/- 0.15 dB +/- 0.15 dB Passband Insertion Loss Maximum 1.3 dB 0.7 dB Passband VSWR 1.3:1 Max 1.3:1 Max 50 dB Rejection, Minimum @ fo +/- 525 MHz @ fo +/- 940 MHz Operating Temperature - [Directional Couplers](https://www.colemanmw.com/products/directional-couplers/) - CMC Part Number 603025 Originally designed for use in a commercial radio, this directional coupler utilizes branch guide coupling techniques to simultaneously provide small package size and tight coupling values. Constructions is in WR75 waveguide. Other frequencies and coupling values are available. Please contact our engineering staff with your requirements. Specifications Frequency Range 10.7 - 11.7 - [Dual Passband Filters](https://www.colemanmw.com/products/dual-passband-filters/) - Dual Passband Filters provide two separate and distinct passbands for a single input and a single output connection. Rejection is provided above, below and in between both bands. Dual Passband Filters are offered in both coax and waveguide mediums. Bandwidths may be narrow or wide and are designed to meet your specific requirements. DUAL BANDPASS - [Fixed Coax Bandpass Filters](https://www.colemanmw.com/products/fixed-coax-bandpass-filters/) - FC Series Fixed Filter Examples - Coaxial CMC Part No.: 300750 Center Frequency: 2.1 GHz Passband: 1.6 - 2.6 GHz Passband VSWR: 1.4:1 max. Passband Ins Loss: 1.5 dB max. Rejection: 50 dB min. @ 1.5 and 2.7 GHz 50 dB min. 2.7 - 18.0 GHz CMC Part No.: 300850 Center Frequency: 401.5 - [Fixed Quadriplexer](https://www.colemanmw.com/products/fixed-quadriplexer/) - CMC P/N 806360 combines the output of four transmitters (2 in X-Band and 2 in Ku Band) to a common antenna. Channel bandwidths range from 200 MHz to 530 MHz. Isolation between channels exceeds 90 dB. Insertion Loss ranges from 0.8 to 1.2 dB per channel. Integral harmonic suppression filters and power monitoring couplers are - [Fixed Triplexers](https://www.colemanmw.com/products/fixed-triplexers/) - Triplexers are available in both coax and waveguide types. As they are non-directional, they can serve to combine or split signals for transmit or receive applications or a combination of both. Bandwidths, Channel to Channel Isolation, Loss, Power Handling, and Mechanical Configuration are all designed to your specific application. CMC P/N 616460 combines the output - [Fixed Waveguide Bandpass Filters](https://www.colemanmw.com/products/fixed-waveguide-bandpass-filters/) - FW Series Fixed Filter Examples - Waveguide CMC Part Number 400435 Center Frequency: 8150 MHz Passband: 7.9 - 8.4 GHz Passband VSWR: 1.4:1 MAX Ins Loss: 1.0 dB MAX Rejection: 110 dB MIN @ 7.75 GHz Power Handling: 3 KW MAX 2nd Harmonic Attenuation: 60 dB DESCRIPTION: The FW Series Filters are available in - [Harmonic-Absorptive Filters](https://www.colemanmw.com/products/harmonic-absorptive-filters/) - CMC Part Number 600100 Specifications CMC Part Number 600100 Passband 4.4 - 5.0 GHz Insertion Loss 0.22 dB Max VSWR 1.12:1 Power 10.0 KW CW Attenuation 2nd Harmonic 40 dB Min 3rd Harmonic 30 dB Min 4th Harmonic 20 dB Min Flanges UG-470/U - [Harmonic-Reflective Filters](https://www.colemanmw.com/products/harmonic-reflective-filters/) - CMC Part Number 601525 Specifications Passband Frequency 4.4 - 5.0 GHz Insertion Loss 0.2 dB max VSWR 1.3:1 max Power 1.5 KW CW Stopband Insertion Loss 2nd Harmonic 60 dB Min 3rd Harmonic 60 dB Min 4th Harmonic 60 dB Min Reflective Filters A microwave signal contains microwave energy principally at its fundamental frequency. - [High Power Waveguide & Coaxial Filters](https://www.colemanmw.com/products/high-power-waveguide-coaxial-filters/) - High Power microwave transmitters radiate an appreciable amount of spurious output power, that is, frequency components other than the carrier frequency and the normal sideband modulation signals. It is necessary to use high power filters at the output of these transmitters that wil pass the carrier and normal modulation signals but suppress the spurious emmissions, - [Individual Tuned Bandpass Filters](https://www.colemanmw.com/products/individual-tuned-bandpass-filters/) - IC Series IC Series Examples CMC Part No.: 101325 Frequency Range: 1.7 - 2.4 GHz 3 dB Bw: 40 MHz VSWR: 1.5:1 max. @ f0 ± 10 MHz Ins Loss: 0.6 dB max. @ f0 ± 10 MHz Rejection: 75 dB min. @ f0 ± 100 MHz CMC Part No.: 201575 Tuning Range: 4.9 - [Low Pass Filters](https://www.colemanmw.com/products/low-pass-filters/) - LC Series - Coaxial - [Power Combiners](https://www.colemanmw.com/products/power-combiners/) - CMC offers Power Combiners for summing multiple coherent power amplifier stages into a single high power output. Shown in L-Band, these combiners are availble in a frequency band to fit you application. - [Programmable Filters](https://www.colemanmw.com/products/programmable-filters/) - CMC Part Number 200300 CMC has designed and developed a Tunable Bandpass Filter capable of remote tuning by use of a digital command. The unit responds to a TTL Binary command. Over 1,000 positions of calibration are available and accuracy of +/- .15 MHz from either direction is maintained. Electrical Specifications Tuning Range: 2200 - - [Shorting Switches](https://www.colemanmw.com/products/shorting-switches/) - This series of shorting switches provide a means of shorting a waveguide transmission system for the purpose of calibration and R.F. power interruption to make measurements of system performance. These switches are available from 2.2 to 26.0 GHz. Typical open position specifications are: VSWR: 1.10:1, Insertion Loss: 0.15dB max. Closed Position: - [Terminations](https://www.colemanmw.com/products/terminations/) - Coleman Microwave has designed a complete line of Low & Medium Power Waveguide Terminations for laboratory or system use. Units are available form 2.6 to 50.0 GHz and are constructed in dip brazed aluminum, (Brass for units above 18.0 GHz). Flexible design allows easy adaptation to customer specifications such as power, size and special flange - [Tunable Bandpass Filter](https://www.colemanmw.com/products/tunable-bandpass-filter/) - TC Series TC Series Tunable Filter Examples CMC Part No.: 201675 Tuning Range: 7.1 - 8.4 GHz 3 dB BW: 80 MHz VSWR: 1.5:1 max. Ins Loss: 0.7 dB max. Rejection: 35 dB min. @f0 ± 150 MHz CMC Part No.: 200450 Tuning Range: 4.4 - 5.0 GHz 3 dB BW: 24 MHz VSWR: 1.4:1 - [Tunable Channel Filter](https://www.colemanmw.com/products/tunable-channel-filter/) - CMC Part Number 500875 Electrical Specifications Tuning Range: 7.8 - 8.4 GHz 3 dB BW: 12 MHz each channel VSWR: 1.4:1 max Ins Loss 1.6 dB max Rejection 25 dB BW: 52 MHz max Connection SMA Female Accuracy: +/- 1 MHz max between channels - [Tunable Diplexers](https://www.colemanmw.com/products/tunable-diplexers/) - CMC Tunable Diplexers consist of two tunable Bandpass Filters sharing a common port. Signals applied to the common port are separated in accordance with the passband frequency of each filter network. Signals applied to either channel are isolated from the adjacent channel, but are combined at the common port. Tunable Diplexers are offered in circulator - [Waveguide Bends (Mitered)](https://www.colemanmw.com/products/waveguide-bends-mitered/) - The B series consists of two sections of waveguide and a cast bend conforming to MIL-A-85. Maximum lengths are six feet for either direction. All units exhibit low insertion loss and VSWR. Exterior surfaces are painted grey semi-gloss enamel. - [Waveguide Components](https://www.colemanmw.com/products/waveguide-components/) - CMC offers a complete line of waveguide components including straight sections, cast and formed bends and twists and waveguide to coax adapters. Most items are available in frequencies from 1 to 40 GHz. Specialty waveguides for blind mate applications, combination rigid/flex assemblies, feeds, terminations and directional couplers are available to complete your system. All are - [Waveguide Fixed Diplexer](https://www.colemanmw.com/products/waveguide-fixed-diplexer/) - CMC Waveguide Fixed Diplexers consist of two Fixed Tuned Bandpass Filters sharing a common port. Signals applied to the common port are separated in accordance with the passband frequency of each filter network. Signals applied to either channel are isolated from the adjacent channel, but are combined at the common port. Waveguide Fixed Diplexers are - [Waveguide Flexible Sections](https://www.colemanmw.com/products/waveguide-flexible-sections/) - The F series are flexible sections of unjacketed waveguide which conform to MIL-A-287/4 and exhibit low insertion loss and VSWR. The maximum available length is 6 feet. - [Waveguide Individual Tuned Bandpass Filters](https://www.colemanmw.com/products/waveguide-individual-tuned-bandpass-filters/) - IW Series IW Series Adjustable Filter Examples CMC Part No.: 400125 Frequency Range: 7.1 - 7.7 GHz 3 dB BW: 35.0 MHz VSWR: 1.1:1 max. @ f0 Ins Loss: 0.3 dB max. @ f0 Rejection: 20 dB min. @ f0 ± 50 MHz CMC Part No.: 100750 Frequency Range: 10.7 - 12.7 GHz - [Waveguide Straight Sections](https://www.colemanmw.com/products/waveguide-straight-sections/) - The S series is a straight section of rectangular waveguide which conforms to MIL-A-85 and exhibits low insertion loss and VSWR. The maximum length available is 12 feet. Exterior surfaces are painted grey semi-gloss enamel. - [Waveguide Swept Bends](https://www.colemanmw.com/products/waveguide-swept-bends/) - The BS series Swept Waveguide Bend consist of precision waveguide tubing bent in the E or H plane and then brazed to your choice of flanges. Bends are available in aluminum and copper. Semi-gloss grey paint is the standard external finish. Consult CMC’s design staff for the minimum bend radius for the guide size of - [Waveguide Tunable Bandpass Filters](https://www.colemanmw.com/products/waveguide-tunable-bandpass-filters/) - TW Series Tunable Filter Examples CMC Model No.: TWD960 Tuning Range: 8.5 - 9.6 GHz 3 dB BW: 15.0 MHz nom'l 40 dB BW: 60.0 MHz max. VSWR: 1.5:1 max. @ f0 Ins Loss: 2.25 dB max. @ f0 Flanges: UG-135/u Resetability: .02% CMC Part No.: 500800 Tuning Range: 4.4 - 5.0 GHz - [Waveguide Twists](https://www.colemanmw.com/products/waveguide-twists/) - The T series are twisted sections of rectangular waveguide which conform to MIL-A-85 and exhibit low insertion loss and VSWR. The maximum available length is 12 feet. Exterior surfaces are painted grey semi-gloss enamel. - [Wavemeters Coax/Waveguide](https://www.colemanmw.com/products/wavemeters-coax-waveguide/) - CMC Part Number 601100 Specifications Tuning range 10.2 - 10.5 GHz Accuracy ±1 MHz Insertion Loss 8 ± 1 dB Temperature Stability ± 1 MHz Flanges UG-40/U - [Weather Radar Assemblies](https://www.colemanmw.com/products/weather-radar-assemblies/) - CMC offers fully integrated Front End / Transmitter Assemblies to interface between Receiver, Transmitter, and Antenna. Each assembly is optimized to reduce inter-component interferance, minimize insertion loss, and provide the lowest possible VSWR. Configuration and RF performance are tailored to each customer's individual specifications and requirements. C-Band Front End/Transmitter Assy for Dual Polarized Radars X-Band - [Weather Radar Components](https://www.colemanmw.com/products/weather-radar-components/) - CMC offers a wide array of passive High Power RF components in S, C, and X Bands. All can be tailored to you precise performance specifications. The components are available individually, or can be provided as an integrated, optimized assembly to connect you transmitter, receiver and antenna. - [Waveguide to Coaxial Adapters](https://www.colemanmw.com/products/waveguide-to-coaxial-adapters/) - The series WCA is a well matched precision waveguide to coaxial adapter that offers a low VSWR and insertion loss. ## Categories - [Tunable Coax Bandpass Filters](https://www.colemanmw.com/category/tunable-coax-bandpass-filters/) - Tunable Description bold text - [Tunable Bandpass Waveguide Filters](https://www.colemanmw.com/category/tunable-bandpass-waveguide-filters/) - [Tunable Diplexers](https://www.colemanmw.com/category/tunable-diplexers/) - [Fixed Diplexers](https://www.colemanmw.com/category/fixed-diplexers/) - [Fixed Triplexers](https://www.colemanmw.com/category/fixed-triplexers/) - [Fixed Quadriplexers](https://www.colemanmw.com/category/fixed-quadriplexers/) - [Fixed Coax Bandpass Filters](https://www.colemanmw.com/category/fixed-coax-bandpass-filters/) - [Fixed Waveguide Bandpass Filters](https://www.colemanmw.com/category/fixed-waveguide-bandpass-filters/) - [Dual Bandpass Filters](https://www.colemanmw.com/category/dual-bandpass-filters/) - [Weather Radar Components](https://www.colemanmw.com/category/weather-radar-components/) - [Weather Radar Assemblies](https://www.colemanmw.com/category/weather-radar-assemblies/) - [Satellite Earth Station Assemblies](https://www.colemanmw.com/category/satellite-earth-station-assemblies/) - [Power Combiners](https://www.colemanmw.com/category/power-combiners/) - [Low Pass Filters](https://www.colemanmw.com/category/low-pass-filters/) - [Band Reject Filters](https://www.colemanmw.com/category/band-reject-filters/) - [Harmonic Filters](https://www.colemanmw.com/category/harmonic-filters/) - [High Power Filters](https://www.colemanmw.com/category/high-power-filters/) - [Programmable Filters](https://www.colemanmw.com/category/programmable-filters/) - [AutoTracking Filters](https://www.colemanmw.com/category/autotracking-filters/) - [37-40 GHz Filters](https://www.colemanmw.com/category/37-40-ghz-filters/) - [Waveguides & W/G Componets](https://www.colemanmw.com/category/waveguides-w-g-componets/) - [Waveguides Assemblies](https://www.colemanmw.com/category/waveguides-assemblies/)