Iran unveiled it's demestic ground based navigation system

[mohsen]

this system uses indirect Broadcast mechanism in the low frequency LF Band and has no Blind spot. each transmitter has a range of 3500km.
ground and sea unites, and air units up to 50km altitude can use this positioning system.
currently some of the transmitters are installed and by 2016 (1395) this system will reach fully operational state.

 

[SrNair]

Good that is impressive