Gregory L. Charvat, Ph.D, is author of Small and Short-Range Radar systems, Chief Technology Officer at Humatics Corporation, co-founded Hyperfine Research Inc. and Butterfly Network Inc. editor of the book series Modern and Practical Approaches to Electrical Engineering, guest commentator on CNN, CBS, Sky News, and others. As visiting research scientist at MIT Media Lab he created the Time of Flight Microwave Camera. As technical staff at MIT Lincoln Laboratory he created a through-wall radar imaging system that won best paper at the 2010 MSS Tri-Services Radar Symposium. Greg has taught short radar courses at MIT, where his Build a Small Radar course was the top-ranked MIT professional education course in 2011 and has become widely adopted by other universities, laboratories, and private organizations. Starting at an Early Age, Greg developed radar systems, rail SAR imaging sensors, phased array radar systems; published numerous papers and patents; has developed many other sensors, radio and audio equipment.

Family History

Some family history is documented below, imagery, articles, from both the past and present.

During WW2, Bud Charvat was an operator for a Ground Approach Radar (GAR) System

Gerard, co-pilot on a B24 during WW2

Articles, Gerard’s flight info, flight watches

Early Curiosity Leads to a Lifelong Engineering Pursuit

Age 16. Line Voltage Power Distribution Panel.

Age 15-17. High school science project, a 1.425 GHz radio telescope receiver.

Age 17-20. HF radar receiver, digitized and synched to GPS, for ionospheric observation.

Age 17. Laboratory space in my parents’ basement that I assembled in high school.
Age 13-14 Solar Powered Car, team project lead by shop teacher Kerry Pytel at Brownell Middle School in 1994.