3dB Hybrid Coupler

Rev : B | Rev date : 08 Apr 2020

The CDS2x2-43-694/3800 hybrid coupler is four-port directional coupler which equally combines two wireless signals and transfers the combined signal to two output ports. The product is designed for wireless services and applications in the frequency band from 694-3800MHz including 2G/3G/4G. The broad frequency range and outstanding PIM rating is ideally suited for multi-band distributed antenna systems or in combination with RADIAFLEX® radiating cables.


  • 4.3-10-female interfaces
  • PIM optimized design (160dBc @ 2x43dBm)
  • Ideal for all kind of DAS applications
  • Low insertion loss
  • High power handling

Technical features

General Specifications

Product TypeDirectional Hybrid Coupler
Techn. ApplicationIndoor
Number of Input Ports2
Number of Output Ports2
Connector Type4.3-10 female

Electrical Specifications

Frequency Range MHz694 - 3800
Impedance Ohm50
VSWR / Return LossVSWR/dB1.20/20.8 @694 - 2700 GHz
1.30/17.7 @2700 - 3800 GHz
Intermodulation (IM3)-160 dBc (2x43dBm)
Isolation min dB25 @694 - 2700
22 @2700 - 3800
Coupling ValuedB3.1 ±0.5 @694 - 3800 MHz
Input Power comment300W per port

Temperature Specifications

Temperature Range °C (°F)-25 to 65 (-13 to 149)

Mechanical Specifications

Height mm (in)37.5 (1.48)
Width mm (in)91.1 (3.59)
Length mm (in)144.5 (5.69)

Testing and Environmental

Environmental ClassIP65


External Document Links