DDF9005F1V1-1

850MHz INTERFERENCE MITIGATION FILTER

Designed for indoor distributed antenna systems the DDF9005 has been developed for co-located 850 and 900MHz systems when narrow guardbands and high rejections are needed

FEATURES

  • For use in DAS systems
  • 850MHz dual duplex TX interference mitigation filte
  • 19.6MHz bandwidth for 4 UMTS carriers
  • 80dB interference rejection

technical specifications
Band NameDownlink ( BTS TX)Uplink (BTS RX)
Passband870-889.6MHz825-844.6MHz
Insertion loss2.5dB maximum at band edge, 2dB typical
0.5dB typical at mid-band
1.0dB maximum at band edge, 0.85dB typical
0.5dB typical at mid band
Return loss18dB minimum
Group delay variation250ns maximum / 150ns typ across 3.84MHz (CH FA01, CF = 887.2MHz)
100ns maximum / 70ns typ across 3.84MHz (CH FA02, CF = 882.2MHz)
700ns max / 580ns typ across passband
50ns maximum / 20ns typ across 3.84MHz (CH FA02)
100ns maximum / 70ns typ across 3.84MHz (CH FA01)
200ns max / 100ns typ across passband
Absolute group delay800ns maximum / 670ns typ 500ns maximum / 200ns typ
Maximum input power100W average, 1000W peak
Intermodulation products<-150dBc with 2 x 43dBm carriers, reflected mode
attenuation characteristic
891.6 – 898.3MHz80dB minimum
82dB at 25°C
electrical
Impedance50ohms
Intermodulation products-150dBc with 2 x 43dBm carriers, reflected mode
environmental
For further details of environmental compliance, please contact Kaelus.
Temperature range-10° to +60°C | +14° to +140°F
Ingress protectionIndoor
Altitude2000m | 6582ft max
mechanical
Dimensions H x D x W400 x 380 x 78mm | 15.7 x 14.9 x 3.07in
Weight15kg | 33.07lbs
FinishPowder coated, light grey (RAL7035)
Connectors7-16 (f) x 2
MountingBracket for pole/wall mounting included
ordering information
Part NumberDescription
DDF9005F1V1-1850MHz indoor interference mitigation filter
electrical block diagram
ELECTRICAL BLOCK DIAGRAM
mechanical block diagram
MECHANICAL BLOCK DIAGRAM

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