Space: The Power Behind a Better Satellite

Our legacy includes being the only domestic supplier of TWTs and TWTAs - onboard more than 200 satellites today.

Performance, Precision, and Durability

Our products are designed to deliver critical capabilities to reach the furthest edges of our galaxy. As the industry’s leading manufacturer of TWTs and TWTAs that span from UHF-band to V-band, with modern designs to incorporate this unparalleled experience, Stellant Systems ensures high reliability and optimized performance.

Currently, our hardware lives on the majority of the world’s commercial geosynchronous communications satellites. The cumulative operating hours continue to rise while the observed failure rate decreases as our solutions remain right at launch and essential far into the future.

Applications

Satellite Communications

Market Benefits

  • Only manufacturer that fabricates both space TWTs and EPCs in one facility
  • Delivered thousands of TWTs & TWTAs
  • UHF to V-Band
  • Onboard >200 satellites
  • Over 500 million TWT/TWTA operating hours

Products

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    Space Traveling Wave Tubes

    Stellant Systems’ traveling wave tubes (TWTs) are key components for space-based communications satellites. We have delivered more than 4,700 space TWTs and have over …

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    Electronic Power Conditioners

    Our electronic power conditioners (EPC) transform satellite bus voltages into high voltages required for specific TWT requirements.

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    Traveling Wave Tube Amplifiers

    Originally developed to meet the transmission needs of space missions, Stellant’s traveling wave tube amplifier (TWTA) is a small-size, low-mass, high-frequency …

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    Microwave Power Modules

    Stellant’s microwave power modules (MPM) combine our solid-state driver amplifier, micro-TWT, and power supply in one small, lightweight package.

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    Solid State Power Amplifiers

    Stellant’s solid state power amplifiers (SSPA) are designed for use in the most demanding applications, such as airborne, missile, radar, and communications.

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    Radio Frequency Components

    We are a trusted partner for radio frequency, microwave, and millimeter-wave components and subsystems, serving global connectivity and security challenges.

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