RF/microwave design

CryoElec LLC is a technology company focusing on developing electronics components and assemblies for scientific, industrial and research instruments, with focus on cryogenic components for radio astronomy, space communication and quantum instruments. It was founded by engineer Hamdi Mani after 15 years working at research labs at Arizona State University and Caltech. The company develops cryogenic components, assemblies and systems for low temperature physics, quantum computing and radio astronomy applications, and offers engineering consulting services

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CAD mechanical designcryogenic system design and manufacturinghigh frequency automated measurementsmicroelectronics packaging (MCM, MIC/Hybrid)micro-solderingmillingPCB design and assemblySMT solderingvacuum/cryogenic system designwirebonding (thermosonic and ultrasonic)

Echoic Engineering is an RF/microwave design consultancy based in San Francisco, CA, in business since 2015. Led by Principal Consultant Dr. Kelvin Yuk, it performs R&D for state-of-the-art RF and microwave systems, offering new technology development, circuit design at the IC, module and board level, and consulting on systems, technologies and techniques.

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3d Printingassembly, tuning and debuggingautomated test and measurementcircuit design at IC, module and board levelCNC MachiningIV and pulsed IV characterizationnonlinear and electromagnetic simulationover-the-air measurementsPCB prototypingSMD assemblyS-parameter testing to 50 GHz