What form of modulation is used? Does it depend on freq? Are they moving to digital?
scanmanmi Member Premium Subscriber Joined Sep 25, 2011 Messages 848 Reaction score 186 Location Central Michigan Aug 14, 2018 #1 What form of modulation is used? Does it depend on freq? Are they moving to digital?
N nd5y Member Joined Dec 19, 2002 Messages 12,415 Reaction score 4,690 Location Wichita Falls, TX Aug 14, 2018 #2 Depends on frequency and type of radio. Some are already digital and have been for decades.
A Allen1972 Member Joined Sep 4, 2017 Messages 34 Reaction score 0 Location Kilgore, Ohio Aug 14, 2018 #3 Military moudlation If your talking about the 225-399mhz it is AM but the downlink Satcom frequencies are in FM and WBFM other wise. also the 380-400mhz is being use for military trunking for the bases and ar P25 phase I & II
Military moudlation If your talking about the 225-399mhz it is AM but the downlink Satcom frequencies are in FM and WBFM other wise. also the 380-400mhz is being use for military trunking for the bases and ar P25 phase I & II