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Split Frequency and Tone Operation on GMRS

GMRS and FRS Defined General mobile radio service (GMRS) and family radio service (FRS) are two radio services in the ultra-high frequency (UHF) radio band. GMRS radio service requires a license in the United States, and FRS is license-free. GMRS and FRS share the same frequencies except for the GMRS repeater inputs. Operation GMRS and […]

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