2.5.0 spase://IUGONET/Instrument/TohokuU/radio_obs/iit/hfspec Iitate HF Log Periodic Antenna 2012-12-12T12:00:00 Iitate HF Log Periodic Antenna for observation of radio emission in a frequency range from 15 to 40 MHz. spase://IUGONET/Person/Atsushi.Kumamoto PrincipalInvestigator spase://IUGONET/Person/Manabu.Yagi MetadataContact Antenna Radio observation spase://IUGONET/Observatory/TohokuU/radio_obs/iitate