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THz Modules

Millimeter-Wave and Sub-THz Modules for Imaging, Radar, and Research

XGY Tek supplies active and passive waveguide modules covering 33 GHz to 500 GHz for mmWave and sub-THz signal chains, automotive imaging radar, security screening, atmospheric sensing, 5G/6G research, and high-frequency measurement benches.

The portfolio includes frequency multipliers, low-noise amplifiers up to 340 GHz with noise figure from 2.5 dB by model, power amplifiers up to +34 dBm saturated power in selected bands, mixers, and passive components with WR-22 to WR-2.2 waveguide interfaces.

Acceptance evidence should identify the microwave source, LO, IF, waveguide interface, flange, calibration plane, insertion-loss assumption, output power or noise figure target, bias/control state, and validation instrument before the module is released into a system.

For signal-chain planning, see our THz and mmWave module guide.

Frequently Asked Questions

What frequency bands do XGY THz modules cover?
Active multipliers and mixers cover standard mmWave bands from V-band (50-75 GHz) through W-band (75-110 GHz), F-band (90-140 GHz), D-band (110-170 GHz), G-band (140-220 GHz) and beyond to 500 GHz. The GT-W AM6-75110 full-W-band active multiplier is a representative product in this range. Low-noise amplifiers cover up to 340 GHz with noise figures from 2.5 dB. Share your band and stimulus power with our engineering team for a model recommendation.
Can XGY mmWave modules be used with my existing VNA or spectrum analyzer?
Yes - XGY active multipliers and frequency converters extend the reach of standard 40-50 GHz spectrum analyzers and vector network analyzers into the mmWave and sub-THz regions. They use standard waveguide interfaces and require a coherent LO. For full system integration including IF chain, LO distribution, and waveguide routing, see our Custom Automation service.
What is the difference between active and passive THz components?
Active modules (multipliers, amplifiers, mixers) require DC bias and contain semiconductor devices - they generate, amplify, or convert mmWave signals. Passive components (waveguide bends, couplers, attenuators, isolators) shape and route signals without amplification. A typical mmWave test chain mixes both: an active multiplier generates the source signal, passive components route it to the DUT, and an active mixer downconverts the response for measurement.
What should be reviewed before buying a W-band multiplier?
Review input frequency, multiplication factor, output band, output power, harmonic content, source drive level, bias/control needs, waveguide flange, and the spectrum analyzer or power meter measurement plane.
Why should passive waveguide parts be quoted with active modules?
At mmWave and sub-THz frequencies, adapters, bends, attenuators, couplers, and flanges decide the real measurement plane. Quoting them together prevents a good active module from failing because the mechanical path or calibration plane was undefined.

Related Solutions

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Selection Guides

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