Summation Research, Inc. (SRI) is an engineering and manufacturing company providing high performance data acquisition, satellite telemetry, and communication products and systems to defense, government and commercial markets worldwide.

SRI specializes in unique off-the-shelf and custom solutions requiring expertise and innovation in RF, analog, and digital signal processing. Our telemetry products address a wide range of applications requiring the gathering, processing, and communication of vital test or operational data across the street, to unmanned aircraft, or to orbiting satellites. SRI’s Satellite Telemetry and Range Telemetry Equipment operates in common Commercial and Defense frequency bands, supporting flight control, data networking, ranging, image data, and TT&C requirements. Our Land Mobile Radio products support data acquisition and communications in transportation, Supervisory Control and Data Acquisition (SCADA) and other fixed and mobile markets. SRI/PMD’s Sensor Test and Measurement Telemetry solutions support sensor communications for test, validation, and monitoring applications.

SRI also utilizes our expertise in advanced signal processing and communication techniques to provide board-level Embedded Communication Solutions addressing challenging requirements for OEM equipment providers and system integrators.

Select a business area below to learn more about our products and services:

  Satellite Telemetry, Flight Telemetry, and Data Communications
 

Summation Research offers flexible, powerful solutions for Satellite Telemetry, Flight Telemetry and Data Communications requirements. We can provide rack-mountable chassis level or board level solutions for most L-Band and S-Band operational requirements. Our telemetry equipment is ideal for test stations or ground stations for satellite and range applications. The products are easily configurable for a variety of range, ground station, and satellite telemetry interfaces and formats, including analog and digital modulations such as FM, PM, PM/PSK, OQPSK, UQPSK, SOQPSK, UAQPSK and AQPSK and include receivers, demodulators, bit sync, modulators, test equipment, frequency converters, and more.

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  Sensor Test and Measurement Wireless Telemetry
 

Through its PMD sister company, SRI supplies industry-leading wireless sensor telemetry products for test and operational measurement, sensing, and data logging. Our compact, reliable digital sensor telemetry systems are ideal for the harsh environments encountered in automobiles, turbines, pumps, and propeller shafts. Through the use of advanced digital signal processing technologies, PMD wireless sensor telemetry transmitters are easily programmed to work with a wide variety of sensors measuring temperature, torque, strain, pressure, and other critical parameters in locations that are difficult or impossible to reach with wires or slip rings.

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  Private Land Mobile Data Telemetry and Communications
 

Our VHF/UHF High Power Data-Capable radios offer a new standard for long range data transmission needs. SRI’s land mobile products are used for Railroad Control and Communications, Supervisory Control and Data Acquisition (SCADA), and other applications where highly reliable communications are needed. These radios are ruggedized and ideally suited to the harsh environmental conditions typical of remote data telemetry systems.

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  Embedded Communications and Modem Equipment
 

Summation Research introduces industry-leading solutions for embedded communications requirements. Our board-level Modems and Universal Communications Processors provide a powerful and flexible platform for high-speed, multi-function communications requirements. Building on advanced DSP solutions SRI’s embedded products can be utilized to solve a wide variety of communications applications, including encoding, modulation, demodulation, clock recovery, and data decoding and processing.

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Sister Companies

SRI PMD, Inc.

Announcing SRI Hermetics

Click Here

SRI Connector Gage Co.




News and Events

NEW!

New and Upgraded RF Exciter and Test Simulators for Satellite and Flight Telemetry:
SR-4255 Up to 100 Mbps
SR-4257 ARTM Tier 0, I, II
more…


WiVi™ is Coming !

Wireless Vibration Measurements

For real-time wireless vibration measurements!


 

Read our new White Paper on the uses of Wireless Telemetry in modern sensor applications.


 

SRI selected by NASA for SBIR Phase II project for a Programmable High-Rate Multi-Mission Receiver for Space Communications more…


 

GE Transportation Systems selects SRI to provide high-power LMR data radios for Locomotive Control & Communications. more…


 

Major defense supplier chooses SRI to provide
200 Mbps demodulator for satellite communications.
more…


 

SRI introduces the
UCP-4000 line of embedded Universal Communications Processors.
more…



 

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