Cisco Systems 1200 manual CCK Ofdm

Appendix C Access Point Specifications

Table C-1	Access Point Specifications (continued)
Category		Access Point with 802.11b or 802.11g Radio	Access Point with 802.11a Radio Module
Antenna		A diversity system with two RP-TNC	RM20A radio module:
		connectors for external antennas (Cisco	A diversity system consisting of two integrated
		antennas are sold separately).
			4.5 dBi omnidirectional gain antennas or two
			integrated 6 dBi directional gain antennas
			depending on the positioning of the antenna
			assembly.
			RM21A radio module:
			A diversity system consisting of a dipole array
			providing 5 dBi omnidirectional gain or 9 dBi
			directional gain depending on the positioning of
			the antenna assembly.
			RM22A radio module:
			A diversity system with two RP-TNC antenna
			connectors for external antennas (Cisco
			antennas are sold separately).
Frequency		2.400 to 2.497 GHz	RM20A radio module:
		(Depending on the regulatory domain in	UNII 1—5.15 to 5.25 GHz
		which the access point is installed)
			UNII 2—5.25 to 5.35 GHz
			RM21A radio module or RM22A radio module:
			UNII 1—5.15 to 5.25 GHz
			UNII 2—5.25 to 5.35 GHz
			UNII 3—5.725 to 5.850 GHz
			(Depending on the regulatory domain in which the
			access point is installed)
Modulation		802.11b radio:	Orthogonal Frequency Division Multiplex (OFDM)
		Complementary Code Keying (CCK)
		802.11g radio:
		CCK
		OFDM
Subcarrier modulation		CCK (5.5 Mbps and 11 Mbps)	BPSK (6 Mbps and 9 Mbps)
		BPSK (1 Mbps, 6 Mbps and 9 Mbps)	QPSK (12 Mbps, 12 Mbps and 18 Mbps)
		QPSK (2 Mbps, 12 Mbps and 18 Mbps)	16-QAM (24 Mbps and 36 Mbps)
		16-QAM (24 Mbps and 36 Mbps)	64-QAM (48 Mbps and 54 Mbps)
		64-QAM (48 Mbps and 54 Mbps)
Data rates		802.11b radio:	6, 9, 12, 18, 24, 36, 48, and 54 Mbps
		1, 2, 5.5, and 11 Mbps
		802.11g radio:
		1, 2, 5.5, and 11 Mbps
		6, 9, 12, 18, 24, 36, 48, and 54 Mbps

Cisco Aironet 1200 Series Access Point Hardware Installation Guide

C-4 OL-8370-04