XMA Corporation

Updated 1 Jul 2026
Manufacturer United States Listed
12 Products
23 Years Active
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About XMA Corporation

XMA Corporation was founded in 2003 by Bruce Cooper and Fred Goodrich in Manchester, New Hampshire, to advance passive RF technology. In 2008 the company acquired Omni Spectra's connectorized attenuator and termination product lines, folding the legacy Omni Spectra brand into its portfolio, and it maintains AS9100 certification for its manufacturing and new-product-introduction processes. In 2023 XMA was acquired by Amphenol, the global interconnect, sensor, and antenna manufacturer, broadening Amphenol's RF component capabilities while XMA continues to operate its Manchester design and manufacturing site.

XMA designs and manufactures passive microwave and RF components, including attenuators, terminations, adapters, power dividers, DC blocks, fixed equalizers, and directional couplers, serving military, aerospace, satellite, telecommunications, test and measurement, and quantum computing customers. The company's product lines include TVAC-rated, radiation-tolerant, and cryogenic-qualified variants engineered for the thermal and vacuum extremes of spacecraft and cryostat environments.

Since its first product flew to orbit in 2011, XMA's space-qualified passive RF hardware has supported commercial, military, and deep-space scientific missions, providing signal attenuation, impedance matching, and interconnect components for satellite payloads, ground terminals, and test equipment. XMA also supplies cryogenic passive components used in quantum computing systems, where low-loss, high-density RF interconnects help reduce qubit decoherence.

Milestones

  • 2003 XMA Corporation founded by Bruce Cooper and Fred Goodrich
  • 2008 Acquired Omni Spectra's connectorized attenuator and termination product lines
  • 2011 First XMA components flew in space, beginning a track record on commercial, military, and deep-space missions
  • 2014 Expanded into cryogenic RF components for the emerging quantum computing industry
  • 2014 AS9100 certified by NSF-ISR
  • 2018 Launched 5G product line for telecom infrastructure
  • 2023 Acquired by Amphenol, broadening its global interconnect and RF component portfolio

Products

12

A cryogenic SMA male-to-female attenuator designed for use in extremely cold environments, capable of handling up to 2W of average power and operating at frequencies up to 18 GHz.

1 11

SMA male/female fixed coaxial attenuator rated to 18 GHz and 2 W average power, available in multiple attenuation values.

1 12

A 1.85mm male-to-female coaxial RF adapter rated to 67GHz and 20W average power, used for connecting microwave components and test equipment.

1 10

A cryogenic-capable SMA male-to-female RF adapter rated to 18 GHz, used to interconnect coaxial RF/microwave components and test equipment.

1 10

A 1.85mm male-to-female DC block passive microwave component rated from DC to 65 GHz, used to block DC bias while passing RF signal through a coaxial line.

4 10

A stainless steel SMA male-to-female RF DC block covering 1-18GHz and rated to 300V DC blocking voltage.

1 11

A 6dB directional coupler with SMA female connectors covering 1-2GHz at up to 50W average power.

1 11

A 2-4 GHz, 50W directional coupler with SMA female connectors and 20dB coupling, used for sampling RF signal power in a transmission line.

1 11

A 2-way RF power divider with 1.85mm female connectors, operating from 10 to 65GHz with 10W average power handling.

1 10

A coaxial RF termination with N male connector rated to 18 GHz and 2W average power, used to terminate unused ports in RF/microwave systems.

1 10

A cryogenic-compatible SMA male RF termination rated to 26.5 GHz and 1 Watt average power.

2 10

A 4-way SMA-female power divider covering 2-8 GHz with 10 W average power handling.

1 10

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