Welcome to the Central Michigan Emergency Network

Central Michigan Emergency Network is focused on creating, operating, coordinating and maintaining free communications networks. These networks are used for:

1. Emergency Communications when other systems go down
2. Research and development in the realm of communications networks
3. A means of free communication for anyone who is or becomes a licensed radio amateur
4. An educational resource in spreading the knowledge of how to create, operate and use such networks
5. To enhance the state of the art in radio communications.
6. To promote organization activities which involve the public regardless of age, race, or sex.
7. To promote emergency and public service communications.

Our main goal is to have a reliable system to talk on and for every one to enjoy and use, that covers Michigan. Please use the system, it’s there for everyone to enjoy.



Latest News

  • First Egg in the Peregrine Falcon Nest for 2026
    We have our first egg in the peregrine falcon nest that is atop of the McLaren Flint building. You can watch the live stream here: https://w8cmn.net/nest/
  • ARTEMIS II Loop Audio on Network
    With the return to human spaceflight to the moon, some noticed we had the ARTEMIS II launch audio on our VHF network last evening. We will continue to push the significant mission milestones loop audio to the Mi2 VHF Hub, Launch, Splashdown, Lunar Flyby, and Return. Our 145.190- 151.4 Repeater in Flint will carry all comms loop traffic while the crew is awake. If you have ASL, you can monitor 620724. Please only connect via Monitor to that hub.
  • The Site Was Quiet—We Weren’t – Back to Posting in 2026
    Over the past three years, things have been anything but quiet here at CMN. While our website may have seemed still, behind the scenes we’ve been busy working on many different parts of the network—upgrades, maintenance, and ongoing improvements to keep everything running smoothly. During that time, our editor was also in the middle of a house move, and keeping up with posts and updates unfortunately took a back seat. Even so, the team has remained active, and a lot of important work has been happening that just hasn’t made it to the website. We want to apologize for …
  • Mi7 Network Update – 2023-07
    Update on changes we have done to our Mi7 network. First up our chat services.  Instead of having BPQCHAT instances on each node then linking each of those BPQ chats we have moved to a single Chat instance in the east datacenter.  So when you connect to any of the 30+ Mi7 nodes and type CHAT you are connected to the single instance via the NETROM network.   This change brings in line how other BPQ based networks have re-tooled chat and linking which now allows us to be connected to the large world wide chat network.  So connect up …
  • Joining East and West Took Years, and Teamwork – W8CMN Mi6 Network Backbone Spanning Central Michigan – SEOC Connected
    We have had a busy start to the first part of May here at W8CMN. We know John, WB8RCR SK is smiling down on all the hard work accomplished the past week. We have brought 55 miles of 10Ghz microwave online going from our site west of Lansing to the State EOC in Diamondale through Lansing towards Williamston and then on to Bancroft. This not only brings dual redundant microwave paths into our State EOC ( 700Mbps to the west and 950Mbps going east ) but also connects our eastern network to the central and now going to our …