On that note I should point out that most explosives devices don't like being exposed to RF. And AM NTSC video tends to get into a bunch of stuff with the sync pulses.
I think this warning appears in most mobile radio manuals and is posted around blasting sites. On Wed, Mar 3, 2010 at 10:12 PM, iuzpetnrdx2000 <[email protected]> wrote: > Actually the DOD has been using these for some time and several > bomb disposal robots used higher power than these in the 440 band. > I know, I had and used several before retiring. > I am not worried as much about the interference to US. > Weak signals and short duration events. > What I am more concerned about is the Public Safety Officials > wanting to arrest a Ham that just happens to be at a scene > using his/her 440 HT, and apparently causing interference > to a bomb disposal or Haz-Mat team using one of these things. > As you might guess, they are not the most robust RF link > and Cops being Cops, they won't know that THEY have to suffer > the interference. > Likely the sales people won't make a point of that. > Nor will anyone pull the RF equipment when these things go > to surplus for auction. > I am afraid these might be bigger problems. > All in all it was such a bad decision to allow on 440. > > > > > > ------------------------------------ > > > > Yahoo! Groups Links > > > >
