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RF SYSTEM
PARAMETERS
Frequency Band:
Channel Spacing:
Total Channel
Capability:
Duplex Method:
Transmitter
Output Power:
Receiver
Sensitivity:
OTHER
Electrical
Requirements:
Requirements
For Out-Of-Building
Extensions:
Wiring:
C-2
Specifications
902.1 - 927.9 MHz
150 KHz
50 (Channels Dynamically allocated out of 173)
Time Division Duplex (TDD) (Transmit and Receive on same frequency)
Dynamic Power Adjustment: 1mW ERP Minimum to 160mW ERP
Maximum
-100 dBm at Antenna Port
105-135VAC, 50-60 Hz, 3-prong outlet separate ground, separately fused
at 15 amps.
Outlet must not be controlled by an on/off switch
Grounding to comply with Underwriters Laboratories (UL) 1459
Installation of a telephone or other standard (tip/ring) device in another
building requires the following In-Range Out-of-Building (IROB)
protectors to protect the switch/control unit and telephone device from
electrical surges:
MDW 9010 phone: two AT&T 503A1 protectors (ETR) two AT&T 343B
protectors (ATL)
MDW 9010 phone: AT&T SYSTIMAX
("home run" not "loop") ETR
AT&T SYSTIMAX or at least 4-pair (8-wire) star ("home run" not "loop")
ATL
Bridging Adapter: AT&T 267F2 (ETR)
Bridging Adapter: AT&T 267C (ATL)
Range: 1,000 feet (305 meters) for the Radio Module (26 AWG)
®
or at least 2-pair (4-wire) star
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