MI-124

TWIN TMA AWS


Designed to be deployed in collocated AWS systems, the Kaelus MI-124 enhances cell uplink coverage in AWS through improved system noise figure, thereby saving operational and capital expenditure.

FEATURES

  • Improved base station sensitivity through gain in the AWS uplink
  • Excellent noise figure performance
  • Full AISG operation and RET antenna support, AISG2.0 compatible
  • Small and light for minimum visual impact

TECHNICAL SPECIFICATIONS

BAND NAME AWS
DOWNLINK
Passband 2110 – 2200MHz
Insertion loss 0.3dB typical
Return loss 20dB typical, 18dB minimum
Maximum input power 200W (average)
Intermodulation products -165dBc typ in RX band at ANT
UPLINK
Passband 1710 – 1780MHz
Gain 12dB
Return loss 16dB
Bypass return loss 12dB
Bypass loss 2dB typical
Noise figure 1.3dB typical
Output IP3 25dBm typical
Maximum input power with no damage 12dB typical
ELECTRICAL
Impedance 50Ohms
POWER SUPPLY AND ALARM (CURRENT WINDOW ALARM MODE, DEFAULT)
Current window alarm mode (CWA) is the default operating mode and can be configured to specific customer requirements. Please contact Kaelus for more information.
DC supply voltage +9 to +15V DC
DC supply current, normal mode 80-130mA
DC supply current, alarm mode 170-180mA
AISG MODE OF OPERATION (AUTO SELECTED ON VALID AISG 2.0 FRAMES)
AISG signals can be applied to the BTS ports. The TMA unit switches to AISG mode when valid frames are detected on either port.
DC supply voltage +9.0V to +30V DC
AISG version 2.0
Power consumption, AISG mode < 2W
AISG connector, current rating IEC60130-9, 8-pin female, 1.6A
ENVIRONMENTAL
For further details of environmental compliance, please contact Kaelus.
Temperature range -40ºC to +65ºC | -40°F to +149°F
Ingress protection IP67
MTBF >1,200,000 hours
Compliance EMC: EN 301 489-8
Safety: IEC/EN 62368-1
Operation: ETSI EN 300 019-1-4 class 4.1E
Storage: ETS 300 019-1-1 class 1.2
MECHANICAL
Dimensions H x D x W 175 x 47 x 153 mm | 6.9 x 1.85 x 6.0 1in (excluding brackets and connectors)
Weight 2.5kg | 5.511lbs
Finish Powder coated, NCS 1502-R
Connectors 4.3-10 (F) long neck or 7/16(F)
AISG (F)
Wind Load 165N @70m/s
Mounting Pole/wall bracket using two metal clamps, suits 40-140mm diameter poles
ORDERING INFORMATION
PART NUMBER CONFIGURATION OPTIONAL FEATURES CONNECTORS AISG MODE
MI-12401 TWIN, 2 in / 2 out BASE MODEL 7/16 (F) Refer to AISG MODE OF OPERATION section
MI-12431 TWIN, 2 in / 2 out BASE MODEL 4.3-10 (F) Refer to AISG MODE OF OPERATION section,

ELECTRICAL BLOCK DIAGRAM

MECHANICAL BLOCK DIAGRAM

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