Dear all, have a look at http://www.nist.gov/public_affairs/techbeat/tb2010_0126.htm#antenna . They claim antennas with 95% efficiency and dimensions of only 2% of the wavelength or less. But so only
Looks like they have re invented the near filed antenna as demonstrated at the Egham hfc a while ago .. G . have a look at http://www.nist.gov/public_affairs/techbeat/tb2010_0126.htm#antenna . They c
have a look at http://www.nist.gov/public_affairs/techbeat/tb2010_0126.htm#antenna . They claim antennas with 95% efficiency and dimensions of only 2% of the wavelength or less. But so only at VHF (3