[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: RF question



Original poster: "chris swinson" <exxos-at-cps-games.co.uk> 

Hi Gerry,

 > I think these are near field affects and field intensities drop off much
 > faster with distance than with far field affects.  The radiation
efficiency
 > without an antenna at say 100KHz is pretty low.  1/4 wave length at 100KHz
 > would be about 750 meters.
 >
 > Gerry R
 > Ft Collins, CO
 >



I'm not looking into the far field ( for transmission and the like ).  the
near field is interesting, I imagine I could replicate Tesla's experiment
and with enough power get tin foil to melt near the coil. actually tat would
make a cool science fair project too ;-)

cheers,
Chris