4. Technical Specifications
Refer to Table 4.1 for GSM-FXS Gateway SPELSO L
specifications.
Table 4.1 GSM Gateway Specifications
Power specifications
Supply voltage, V
5
Average power consumption in call mode, W, no
more than
2
Maximum power consumption, W, no more than 5
Telephone line specifications
Free line rated voltage, V
48
Ringing rated voltage, V no less than
60
Line current with lifted receiver, mA, no less than 20
Operation frequency range, Hz
300-4000
Caller ID
DTMF/FSK (MDMF) FSK
with tone alert by default
Ringing signal frequency, Hz
10-60 by default - 30
Dialing detector
Impulse/tone
Radio frequency specifications
Frequency range, MHz
900/1800
Receiver sensitivity, dBm
-108
Transmitter capacity at frequency 900 MHz, W
2 (Class 4)
Transmitter capacity at frequency 1800 MHz, W 1 (Class 1)
Storage and operation conditions
Operating temperature range, °С
+5...+40
Storage temperature in factory package, °
С
-50...+50
Dimensions and weight
Dimensions: WхDхH, mm
50x90x32
Weight, g
90
The manufacturer reserves the right to modify the device to improve its
characteristics.
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