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Specifications
Appendices
Specifications
❚❚Wireless Transmitter WT-4/WT-4A/WT-4B/WT-4C/WT-4D/WT-4E
* With large antenna at wireless LAN access point.
Range may vary with
signal strength and presence or absence of obstacles.
† Maximum logical data rates according to IEEE standard. Actual rates
may differ.
Wireless
Standards
WT-4/WT-4A/WT-4B/WT-4C/WT-4D: IEEE 802.11a/b/g,
ARIB STD-T66, ARIB STD-T71
WT-4E: IEEE 802.11b/g, ARIB STD-T66
Communications
protocols
IEEE 802.11a/g: OFDM
IEEE 802.11b: DBPSK, DQPSK, CCK
Operating
frequency
WT-4: 5170–5320 MHz (34/36/38/40/42/44/46/48/52/
56/60/64)
2412–2472 MHz (1–13)
WT-4A: 5180-5320MHz (36/40/44/48/52/56/60/64)
5745-5825MHz (149/153/157/161/165)
2412-2462MHz (1–11)
WT-4B: 5180-5320 MHz (36/40/44/48/52/56/60/64)
5500-5700MHz (100/104/108/112/116/120/124/
128/132/136/140)
2412-2472MHz (1–13)
WT-4C: 5180-5320MHz (36/40/44/48/52/56/60/64)
5745-5825MHz (140/153/157/161/165)
2412-2472MHz (1–13)
WT-4D: 5745-5825MHz (140/153/157/161/165)
2412-2472MHz (1–13)
WT-4E: 2412-2462MHz (1–11)
Range
(line of sight)
*
IEEE802.11a: Approximately 260 m (853 ft.)
IEEE802.11b/g: Approximately 180 m (590 ft.)
Data rates
†
IEEE 802.11a/g: 6, 9, 12, 18, 24, 36, 48, and 54 Mbps
IEEE 802.11b: 1, 2, 5.5, and 11 Mbps
Security TKIP, AES, 128/64-bit (104/40-bit) WEP
Access protocols Infrastructure/ad-hoc