Who We Are
Independent Consultants, Testers, Trainers, Designers, Assessors, Reviewers

Keith Armstrong
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Graduated Imperial College, London, UK, 1972 with 2.1 Honours BSc. in Electrical Engineering.
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Member IEE/IET 1977; Fellow 2010
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Member IEEE 1997; Senior Member 2010
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Worked for others for 18 years: inc. on digital Professional Audio, Microwave Instruments, etc.
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Started Cherry Clough Consultants in 1990 to use well-proven SI, PI, EMC engineering design & manufacturing to help manufacturers reduce project costs, timescales, warranty costs, and risks.
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IEEE award in 2018: “Excellence in Continuing EMC Engineering Education, for continuing education in EMC, signal integrity, and power integrity from a practically based point of view”.
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UK’s representative on IEC 60601-1-2, IEC 61000-1-2, and IEC 61000-6-7.
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Chaired IET’s “2017 Code of Practice on Electromagnetic Resilience in Support of Functional Safety”
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Chaired IEEE Std 1848-2020 “Techniques and Measures to Manage Functional Safety and Other Risks with Regard to Electromagnetic Disturbances”.

Chris Nicholas
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EMC & RF Design expertise, covering: – Automotive – Space – Military & Commercial communications – Retail market electronics
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Product R&D, Design For Manufacture
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RF comms links, conventional and covert
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antenna design, HF & VHF propagation studies
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EMC Laboratory Setting-up
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Electrical & RF equipment rack design and implementation
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EMC Installations
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Military EMI Shelters
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Commercial Power Supply Units
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Screened Rooms
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Clean Room Equipment Racks
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Satellite tracking dishes
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Emergency Services Vehicle Comms SI
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Editor EMC AWARE Magazine
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EMC Test Labs Association: Chair of Working Group A (on military and automotive standards)

Dr. Marco Klingler PhD
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Automotive EMC & RF expertise
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Technical adviser and consultant
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Training, Coaching, Engineer & PhD mentoring
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Design review, Non-compliance risk analysis
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Modeling and numerical simulation
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Troubleshooting and firefighting
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Technical policies (design, numerical simulation…)
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Test and measurement assessments (audits)
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Scientific support, Research programs
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156 papers and presentations, from: https://www.researchgate.net/profile/Marco-Klingler

Patrick G André
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Patrick received his degree in Physics from Seattle University in 1982, followed by postgraduate work in Electrical Engineering and Physics.
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Having worked on Electromagnetic Compatibility (EMC) for 43 years, he is now an iNARTE Certified Engineer in EMC and ESD, a Certified Master Design Engineer, and a Life Senior Member of the IEEE’s EMC Society.
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Patrick has worked in the military and aerospace environment for his entire career, and with commercial electronics for over 30 years. Projects worked on range from semiconductors, satellite equipment, industrial and test equipment, and cellular installations, to writing EMC test procedures and reports.
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He has a strong ability in the test, measurement, and troubleshooting of EMC, is president of André Consulting, Inc., and the co-author of the EMI Troubleshooting Cookbook for Product Designers, ISBN-13: 978-1613530191.
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Patrick has successfully worked with, and given input to, all branches of the US Military; NASA; NNSA (US National Nuclear Security Administration); FAA (US Federal Aviation Administration), and RTCA (Radio Technical Committee for Aeronautics) where he currently serves on the DO-160 Update committee.

Andy Degraeve
- Graduated B.S. in Computer Science, 2004, Belgium, with honours
- Graduated M.S. in Electronics and Computer Engineering from the KU Leuven, Belgium, 2014, with honours
- Nominated for best Master thesis by IE-NET engineering association, 2014
- Author of 20+ technical and scientific articles in international conferences, see ieeexplore.ieee.org, and researchgate.net
- 2014 - 2018, Research Assistant, KU Leuven Campus Bruges,
- Research group ReMI, Reliability in Mechatronics & ICT (now called “M-Group”, standing for “Mechatronics Group”)
- EMI & functional safety in life- and mission-critical situations
- 3D Full-Wave electromagnetic simulations
2019 - 2020, Technical & Product Manager, Schlegel Electronic
- Materials bv, Belgium, for shielding, absorbing, and thermal
- Chair Technical Session, IEEE/APEMC Symposium, Singapore

Praveen Rao
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With over 37 years of engineering experience,
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Praveen is a seasoned professional specializing in electrical/electronic product Standards, Regulations, Testing & Certifications, for Global markets.
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Started in Satellite Control Earth Stations in 1988
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EMC Test Lab Manager during the 1990s
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Global Product Compliance Manager, Fujitsu, for 21 years
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Founder C-PRAV Labs & Certifications
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Member International Standards committees:
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IEC & CISPR
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Chair of Australian EMC National Committee
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Technical Assessor for ISO 17025 for NATA & IANZ
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Member of USA-FCC TCB Council & European REDCA

Dr Min Zhang PhD
- EMC & SIPI expertise
- Specialized in automotive, home appliance, industrial, professional and medical sectors
- Advanced insight on product research and development
- Background in electronics design, motor control for high-tech volume production business
- In-depth knowledge and experience in electromagnetic design

Karen Burham
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Founded EMC United , Inc., in 2024
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An independent, woman-owned,
small business based near Denver, CO., USA -
Provides EMC services world-wide
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Aims to make EMC less painful,
for engineers, managers, and technicians -
Through education, consulting, and troubleshooting,
we help you solve EMC problems quickly and easily -
No matter what, we want to leave you with the sense that your company can tackle EMC compliance confidently

Rod Macpherson
Rod is a Chartered Engineer having 35 years industry experience, with special interests in RF, Microwave and Functional Safety (EN 61508)
For 16 years he has provided consultancy services, working in diverse areas including:
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EMC Training & troubleshooting
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Automotive electronics
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Medical electronics
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Industrial electronics and drives
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Radiometric imaging
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Functional Safety
Cherry Clough
Consultants LTD
World-wide EMC Services
EMC, RFI, EMI, TVI, EMR, E3, SI, PI, PQ, etc, DC - 56 GHz
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268 Years of real-world EMC experience overall in all industries
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Member of EMCTLA www.emctla.com
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