~15~
Basic Operations
1.
STANDBY mode
- this is the default mode. The base “Power” LED will light up
during this mode.
2.
TALK mode
- the base station operates in this mode during a phone call. The
“1” ~ “4” LED will light up.
~16~
Technical Specifications
Electrical Specifications Base Station
Frequency 902-928 MHz
RF Power Peak: 708 mW
Average: 354 mW
Channel Spacing 404 kHz
Number of Channels
50
Modulation MSK
Multiple Access Frequency Hopping TDMA
Frequency Hopping Rate 100 per second
TDMA Frame Length 10 ms
Number of Slots/Frame 10
Number of Users/Carrier 4
Receiver Sensitivity < -108 dBm (@ BER 10
-2
)
Antenna Connector Reverse TNC
Antenna Gain 2 dBi
Telephone Interface RJ11 x 1
VoIP interface RJ45 x 1
SIP protocol RFC 3261
Speech Coding 64Kbps G.711alaw, G.711 ulaw
Channel Coding 8 kbps Convolu CRC
Transmission Data Rate 170.667 kbps
User Data Rate 128 kbps duplex
Duplex Time Division Duplex (TDD)
Voice Quality TIA/EIA-470B
No. of System ID 65,536
Ring Signal 20-50 Hz, 15-90 Vrms
Flash Time 100-900 ms programmable
Power Source 100~240V/12V AC/DC Adapter
Charger Current NA
Charge Time NA
Regulation Compliance FCC Part 15, Part 68
Operating Temperature 0 – 50
C
Storage Temperature -40 – 70
C
Humidity 20 – 75 %
Dimension without antenna 161W x 42D x 188H (mm)
Weight 399g
