Berkeley Nucleonics Corporation (BNC), an instrumentation manufacturer founded in 1963, is celebrating 55 years of innovation. BNC has its corporate headquarters in San Rafael, California with additional manufacturing facilities and sales offices located throughout the United States & Europe. BNC manufactures industry-leading lines of precision test, measurement, and nuclear instrumentation. From microwave & RF signal generators to dedicated phase noise test systems, we embrace the most demanding needs. A quick phone call to our headquarters will illustrate what has given the BNC brand credibility worldwide.