Jeff Johnson VK4XJJ - Video Presentation

Jeff Johnson VK4XJJ – Video Presentation

Jeff Johnson VK4XJJ’s presentation at the WIA AGM dinner, talking about his use of Amateur Radio while walking

Russell Williams - Frequency Assigner

Russell Williams – Frequency Assigner Presentation

Tech Talk presentation at GCARS club on April 27th 2019, by Russell Williams. The subject was Frequency Assigning for ACMA, and the calculations with Intermodulations, Harmonics, and Image Frequencies