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Technology Stocks : LAST MILE TECHNOLOGIES - Let's Discuss Them Here -- Ignore unavailable to you. Want to Upgrade?

To: ftth who wrote (3278)	3/31/1999 1:26:00 AM
From: ahhaha	Read Replies (2) \| Respond to of 12823

EQUIPMENT NUMBERS • Clearwire's 2.4GHz multipoint IP network product consists of the following components:Base Station Equipment: • Clearwire 2410 Access Server, consists of a rack mounted radio (indoor unit(IDU),power supply, and outdoor unit (ODU)). • Available antenna NETWORK TOPOLOGIES • The product supports either of two network topologies: Super Base Station Network: • A single base station configured with: • up to 6 channels using omnidirectional antennas, or, • up to 24 channels using sectorized directional antennas Cellular Network: • A cellular network, with each base station equipped with up to 12 sectors, 2 channels each. • There is no physical limit to the number of cellular base stations that can be networked in a pre-planned configuration. PHYSICAL INTERFACES • Data: 10Base-T Ethernet (RJ-45)and Console Port (DB-9) • Input power : ~ 25 watts max. • Autoranging power supply: 95-250 VAC, 47-63 Hz • Front panel indicators: power, product & network status SECURITY • Layered: proprietary air protocol +authentication. ACCESS SERVER SPECIFICATIONS • TCP/IP over Ethernet interfaces • Packet length: adaptive • Classes of ser vice: PVC and SVC burstable from 64Kbps to 1.5 Mbps (half duplex). • No router required MANAGEMENT • SNMP v2 interfaces with standard networ k management systems, supporting MIB II, and enterprise specific MIB for configuration and monitoring • Over-the-network upgrades of basestation and wireless access server software RADIO SPECIFICATIONS • 2.4 - 2.483 GHz direct sequence spread spectrum. • Modulation: DQPSK and DBPSK • Corrected BER: 10-6 • FCC Type Accept.: Part 15.247 MECHANICAL & ENVIRONMENTAL • Indoor Unit (IDU):5"w x 2.5"h x 9"d, ~ 4 lbs. • Outdoor Unit (ODU):3.5"w x 5"h x 2"d, < 1 lb. • Temperature:-30°C to +70°C (ODU) • Humidity:5% to 95%, non-condensing INSTALLATION • ODU is collocated with antenna • IDU to ODU separation: up to 250'using LMR 600 coax. Further distancesare possible with other cable types. • Base station access servers should be professionally installed. • Customer premise access servers may be installed by the NSP or end user. Roof mountable Dimensions: 16”W x 20”H x 15”D Window, side or roof of building mountable Dimensions: 3.75”W x 4” H x 1.25”D SECTOR PATCH ARRAY ANTENNA Tower Mount Dimensions: 56”H x 4.5”W x 2.1”D CUSTOMER PREMISE EQUIPMENT ANTENNAS Window, side or roof of building mountable Dimensions: 10”W x 10”H x 1.25”D Customer Premise Equipment: • Clearwire 2450 Access Server, consists of a desktop radio IDU, power supply, and ODU. • Available antennas as detailed below.