Yes, those are NEXRAD 750,000 watt pulsed Dopplers there are another 50 or so TDWR 250,000 watt airport pulsed weather radars. Not shown. No long term studies have ever been done
On Thursday, December 12, 2013, Chris Zell wrote: > http://www.wunderground.com/radar/map.asp > > You mean these? > > ------------------------------ > *From:* ChemE Stewart [mailto:cheme...@gmail.com <javascript:_e({}, > 'cvml', 'cheme...@gmail.com');>] > *Sent:* Thursday, December 12, 2013 5:01 PM > *To:* vortex-l@eskimo.com <javascript:_e({}, 'cvml', > 'vortex-l@eskimo.com');> > *Subject:* Re: [Vo]:OT: 9th Grade Science Project: WiFi prevents seed > germination > > I am focusing on the pulsed klystrons in the NEXRAD weather and TDWR > stations > > On Thursday, December 12, 2013, Chris Zell wrote: > >> ERP is not the same thing as raw wattage 'into the waveguide'. It >> involves antenna gain and the transmitter output can be much smaller. >> >> Many TV stations saw huge reductions in energy use after the digital >> transition. With analog, you needed a really strong signal to look good. >> With digital, you either get a perfect picture or no picture at all. >> >> Cell transmitters can be relatively small for this reason ( compared to >> an analog transmission). I wouldn't worry about RF generally except to the >> extent that people have a transmitter (cell phone) on their person. >> >> >> >
