CTO and Director
John Yaldwyn is the CTO and Founder of 4RF Limited, establishing the company in late 1998. He has been instrumental in the development of the Aprisa digital microwave and advanced SCADA radio products which 4RF exports to more than 140 countries. His particular focus is security and the application of narrowband radio to utilities, critical infrastructure and public safety.
John is a member of the Victoria University Engineering Advisory Board, the Association of Public Safety Communications Officials, and the New Zealand Search and Rescue Council’s Consultative Committee. A graduate of Victoria University of Wellington, John has a Bachelor of Science degree and has done postgraduate study in France at École Nationale Supérieure des Télécommunications.