E LORAN Principle, ELoran limitation, E LORAN Operation area
Independent Dissimilar complement to GNSS.
Low frequency terrestrial navigation system.
ELoran uses pulse signal at a frequency of 100 khz.
E LORAN principle
ELoran stations are grouped in chains – master station and 2 or more secondary station.
First Master station transmit.
Then successive transmission from secondary station.
Transmission repeated periodically.
ELoran uses atomic clock and data channel.
Receiver unit give latitude longitude.
Ionospheric effect of sunrise sunset
Electronic effect of weather
Magnetic Storm effect
Uk and Ireland + western Europe carry out trial service since 2007