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Primary Usage
As a general rule, most of the radio activity is concentrated on the fol-
lowing frequencies:
VHF Band
UHF Band
Note:
Remote control stations and mobile units operate at 5 MHz high-
er than their associated base stations and relay repeater units.
Specified Intervals
Frequencies in different bands are accessible only at specific intervals.
For example:
Note:
Your scanner rounds the entered frequency to the nearest valid
frequency. For example, if you try to enter 151.473, the scanner ac-
cepts this as 151.475.
BAND ALLOCATION
To help decide which frequency ranges to scan, use the following list-
ing of the typical services that use the frequencies your scanner re-
Activities Frequencies
Government, Police, and Fire 153.785–155.980 MHz
Emergency Services 158.730–159.460 MHz
Railroad 160.000–161.900 MHz
Activities Frequencies
Land-Mobile “Paired” Frequencies 450.000–470.000 MHz
Base Stations 451.025–454.950 MHz
Mobile Units 456.025–459.950 MHz
Repeater Units 460.025–464.975 MHz
Control Stations 465.025–469.975 MHz
Band Type Specified Interval
VHF, HAM, and Government 5.0 kHz steps
Aircraft and Others 12.5 kHz steps
Aircraft 25.0 kHz steps
20-311a.fm Page 32 Friday, February 12, 1999 4:51 PM