1. Aeronautical Engineering Division, Civil Aviation Training Center, Bangkok, Thailand
2. Department of Teacher Training in Electrical Engineering, Research Center of Innovation Digital and Electromagnetic Technology, Faculty of Technical Education, King Mongkut’s University of Technology North Bangkok, Bangkok, Thailand
3. Department of Industrial Physics and Medical Instrumentation, Research Center of Innovation Digital and Electromagnetic Technology, Faculty of Applied Science, King Mongkut’s University of Technology North Bangkok, Bangkok, Thailand
4. School of Engineering, King Mongkut’s Institute of Technology Ladkrabang, Bangkok, Thailand