<P> AMPS cellular service operated in the 850 MHz Cellular band . For each market area , the United States Federal Communications Commission ( FCC ) allowed two licensees ( networks ) known as `` A '' and `` B '' carriers . Each carrier within a market used a specified `` block '' of frequencies consisting of 21 control channels and 395 voice channels . Originally , the B ( wireline ) side license was usually owned by the local phone company , and the A ( non-wireline ) license was given to wireless telephone providers . </P>
<P> AMPS cellular service operated in the 850 MHz Cellular band . For each market area , the United States Federal Communications Commission ( FCC ) allowed two licensees ( networks ) known as `` A '' and `` B '' carriers . Each carrier within a market used a specified `` block '' of frequencies consisting of 21 control channels and 395 voice channels . Originally , the B ( wireline ) side license was usually owned by the local phone company , and the A ( non-wireline ) license was given to wireless telephone providers . </P>
in cellular mobile communications the forward channel frequency band of amps system is
in cellular mobile communications the forward channel frequency band of amps system is
850 MHz
850 MHz