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Highlights:
900 MHz Non-Line-of-Sight Performance
The M900S was designed for deployment in areas where
foliage obscures line-of-sight between the access
point (AP) and subscriber unit (SU). The system
offers excellent receiver sensitivity and
best-in-class overall system gain for outstanding
non-line-of-sight (NLOS)* range. Use of external
antennas increases range and fade margin even
further. In addition, Spread Spectrum modulation
promotes resistance to multipath fading.
Antenna Flexibility
The M900S AP and SU both include an integrated 10
dBi dual polarized patch antenna as well as a
connector for an optional external antenna. External
antenna options include a 8.5 dBi omni antenna for
the AP and a 15 dBi yagi for both the AP and SU. The
M900S SU auto-sensing feature allows the firmware to
choose the antenna with the strongest signal, or the
user can manually select the internal or external
antenna.
Speed
The M900S delivers up to 3 Mbps and utilizes
Trango's patent pending SmartPolling™ algorithm to
dynamically and adaptively poll subscriber units,
ensuring the lowest latency for active subscribers.
Image Channel Flexibility
The M900S is configured with four channels, each 6
MHz apart. The user can redefine channels by
selecting frequencies in single MHz increments. The
SU scans all channels until it associates with a
properly configured AP. This allows redundancy of
APs as well as a simple and quick method to switch
channels on an entire sector.
Interference Mitigation
The M900S offers powerful resistance to interference
with the Automatic Repeat Request (ARQ) feature
which automatically re-transmits errored packets to
mask RF errors to higher layer protocols. In
addition, the M900S provides mitigation tools such
as dual polarity antennas, automatic SU power
leveling, and threshold control.
Integrated Design
The M900S radios are fully weatherized outdoor units
featuring Power-over-Ethernet (PoE) designed for
quick deployment and easy installation.
Management Features
The M900S offers remote and local management via
Telnet, SNMP and HTTP via browser. Powerful tools
such as site survey and upstream/downstream CIR/MIR
controls allow operators total control and
flexibility in managing their network.
* Non-line-of-sight performance may vary due to leaf
density, moisture content, and other environmental
factors.
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