XPost: comp.os.linux.misc   
   From: tnp@invalid.invalid   
      
   On 10/12/2025 02:19, c186282 wrote:   
   > If monitoring 'emergency vehicles/installations'   
   >    is critical, maybe consider something using lower   
   >    frequencies than wi-fi ??? In USA I think there's   
   >    a designated comm space in the 400mhz band. It'd   
   >    still be good enough for a 1-fps camera feed.   
   >   
   465Mhz.   
   Its equally shit really.   
   I ought to resurrect 27MHz.. that is still free-ish   
      
   >    Ah ... POTENTIAL cheap solution. Haven't fooled   
   >    with it in about 10 years but I think it's still   
   >    possible with Linux. Just buy one of those wi-fi   
   >    extender/repeater thingies (about $50 USD) and   
   >    put it not far from the main router. Make it   
   >    wlan1. At least with wpasupplicant and dhcpcd.conf   
   >    you could designate an automatic "fall over" in   
   >    case the main signal got crappy. Not 100% sure   
   >    what happens now with apps if you list a wlan0 and   
   >    wlan1 at the same time - will the app just use   
   >    whichever, or both, without complaints ???   
   >   
   Depends how they are set up.   
      
   >    Between the two, 'shadow' areas ought to largely   
   >    go away.   
   >   
   >    Pity nobody makes a 5ghz "viewer" so you can   
   >    get at least a fuzzy picture of the signal at   
   >    different places  🙂   
   >   
   Well they do. Its called a smart phone.   
      
   If te phone has 5Ghz wifi then a wifi sniffer app shows all.   
      
   >    I have a repeater to reach an out-building. Gonna   
   >    try to add it as wlan1 just to see what happens ...   
      
   --   
   "First, find out who are the people you can not criticise. They are your   
   oppressors."   
         - George Orwell   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)