8-12 TranSphere TS Wireless Extended Range IP Networking Transceivers – January 2008 GFK-2489
8
Technical Specifications Below are the technical specifications for TS Wireless 900 and 2400 models. Specifications
that are unique to a particular model are identified by frequency range (900 MHz or 2400
MHz).
General
Data Rate: 106 kbps over the air
Frequency Band: 900 MHz models: 902–928 MHz ISM band 2400 MHz models: 2401.6-
2477.8 MHz in the following bands: 2401.6-2427.0 MHz (Band A) 2427.2-
2452.6 MHz (Band B) 2452.8-2478.2 MHz (Band C)
Configurations: Access Point, Remote
Spreading Mode: Frequency Hopping Spread Spectrum (FHSS)
Frequency Channels: Selectable; 64 to 128 in increments of 16
MTBF (Mean Time Between
Failures):
35 years (Telcordia Method 1, Case 3)
Startup Time: AP: about 30 seconds
Remote: about 1 second
Time Required for Remote to Connect
with AP:
typically less than 1 second
Radio Characteristics
System Gain: 2400 MHz: 131 dB
900 MHz: 136 dB
Carrier Power: 900 MHz: 20-30 dBm
2400 MHz: 20-27 dBm
2400 MHz ETSI: 10-20 dBm
Output Impedance: 50 Ohms
Occupied Bandwidth: 200 kHz
Modulation: Two-level CPFSK (Continuous-Phase FSK)
Receiver Sensitivity: 2400 MHz: typically -104 dBm (1 x 10-6 BER)
900 MHz: typically -105 dBm (1 x 10-6 BER)
Frequency Hopping Range: Eight user-definable 3.2 MHz-wide zones, each containing 16 frequencies
Hop Pattern: Based on network address
Frequency Stability: 30 ppm
Transmitter:
Duty Cycle: Continuous
Spurious: –67 dBc
Receiver:
Type: Double-conversion superheterodyne
Intermodulation: 59 dB minimum (EIA)
Desensitization: 70 dB
Spurious: 60 dB