S33T-B3B8

ZTT Dual Band Middle Power Digital Repeater, coverage B3, B8

Dual Band Middle Power Digital Repeater boosting indoor signal coverage with reliable performance. Its robust, low-profile design ensures easy installation in offices, retail, and public venues, enhancing voice and data transmission.
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Frequency RangeBand 31710 ~ 1785 MHz1805 ~ 1880 MHz
 Band 8880 ~ 915 MHz925 ~ 960 MHz
Number of Sub-bands4 sub-bands4 sub-bands
Bandwidth of Sub-band0.2 ~ 30 MHz step of 200 kHz adjustable per sub-band
RippleTypical ≤4 dB @ BWConfigTypical ≤4 dB @ BWConfig
Output Power23±2 dBm33±2 dBm
Gain83±3 dB85±3 dB
Gain Attenuate Range1~31 dB, step of 1 dB1~31 dB, step of 1 dB
ALC control Range≥25 dB≥25 dB
VSWR≤2≤2
Max. Input Power Without Damage-10 dBm-10 dBm
Spurious Emission9KHz~1GHz≤-36 dBm≤-36 dBm
 1GHz~12.75GHz≤-30 dBm≤-30 dBm
ACLRBWchannel≥35 dB≥35 dB
 2×BWchannel≥35 dB≥35 dB
EVM≤8% @ 64 QAM≤8% @ 64 QAM
Noise Figure @ max. gain≤6 dB≤6 dB
System Group Delay≤5 μs
Automatic Detection IsolationAutomatically detect isolation during startup
Interference Cancellation FeatureAutomatically attenuate gain or turn off during self excitation
LED & OLED indicators1.Power status, 2.Fault status, 3. Interference, 4. Alarms
Monitoring TypeLocalConnect OMT software via USB

 

 RemoteConnect NMS Via 3G/4G modem,TCP protocols
Control & MonitoringWorking Frequency & Bandwidth, Gain, PA switch,

Sub-band Switch, Output Power, Alarm Enable, Alarm Level Limit, Device Location(GPS or manual setup), Factory settings,

Device Information ( Device type, model, SN number, Software version, NMS Sever IP & port, Modem ICCID & SIM card)

NMS AlarmsAC Power, Door opened, Over Output Power, Input Low Power ,

Over Temperature, Position, Interference

Backup Battery≥30 minutes for remote monitoring
Power SupplyAC 100V or 220V
Power Consumption<120 W

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