On the 27th Oct. 2023 Tony (VK3JED) gave a talk at NERC tech night about the history of digital voice modes in VK to the present day with the multimode digital voice networks, and the open source, open hardware of M17

https://youtu.be/xxBv3pWjCJc

#NERC #VK3JED #hamradio #DIgitalVoice #M17 #FreeDMR
#DigitalModes