Frequency Range Types of Transmissions
29–54 MHz 10-Meter Ham, VHF Lo, 6-Meter Ham
108–136.9875 MHz Aircraft
137–174 MHz Military Land Mobile, 2-Meter Ham, VHF Hi
380–512 MHz UHF Aircraft, Federal Government, 70-cm Ham, UHF Standard, UHF “T”
analog only
el paso system
digital system.
you can not hear digital modulation on an analog radio.
and i see that 3 out of 4 systems are also simulcast which most radios have a problem with.