http://tnl-6.local/taxonomy/term/214/0 en-US http://tnl-6.local/node/225 <p>These are my presentation notes from the Maxwell City workshop in June this year.</p> <p>Extremely low frequency transmitters were developed for communication with deeply submerged submarines at depths of more than 200 metres and under polar ice-caps. Submarines below this depth are undetectable by radar and other non-acoustic systems.</p> <p><a href="http://tnl-6.local/node/225" target="_blank">read more</a></p> http://tnl-6.local/node/225#comments English Elektromagnetic Oslo Water Waves Sat, 24 Nov 2007 15:12:01 +0000 Lindsay 225 at http://tnl-6.local