> > I think there is a big panic about something that will probably be a
> > annoyance to some. Not a problem to most. Do people seriously think that
> > airports are just going to cease communicating with their planes? How
> That is done on VHF, not on HF, AFAIK
frequencies and take a listen. Any time, day or night there is traffic, lots
There are active military and government frequencies spread throughout theQuote:
> > the military HF network. I can see them now. Sitting around the pentagon
> > saying "forget national security, people have to get their email". Think
> > about it.
> BPL chipsets can keep some frequency ranges free from QRM. Somebody in
> the German ham newsgroup has looked at it with a spectrum analyzer
> or whatever.
> And I think military users could change to VHF or UHF, even sat
> communications anyway if they wanted. They could also keep BPL
> out of special areas. I doubt military users in suburban environments
> give a damn about HF.
> BPL *is* a real threat.
HF bands, I have, sitting in front of me, two pages worth of active military
frequencies. This does not include FEMA, DEA, ect. Yes, they also use VHF
and satellite but maintain activity on HF for long distance as VHF is line
of sight and satellites are to vulnerable. You can do everything you want to
maintain your chicken little views but some of us know better.