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You are here: Home / Ka-Band Components / Ka-Band Waveguide / Couplers / Crossguide Directional

Crossguide Directional

Crossguide Directional Couplers For Ka-Band

Waveguide Crossguide Directional Couplers

ATM manufactures Crossguide directional couplers covering a the Ka-Band frequency range in either brass or aluminum. 

Multiple flange and Coaxial connector types and configurations are available.  Pressure sealed Ka-Band Crossguide Directional Couplers are also available for microwave applications that require sealed systems.

For more information feel free to call us and discuss your needs with one of our design engineers.

Ka-Band Waveguide Couplers:
Ka-Band Multi-Hole Couplers
Ka-Band Short Length Couplers

Coaxial:
Coaxial Couplers

Waveguide:
Waveguide Couplers

GENERAL SPECIFICATIONS ( All Options )
CROSSGUIDE DIRECTIONAL COUPLERS
  • Single Arm standard, Multi Arm model available
  • Available in Aluminum or Copper/Brass
  • ATM's 300 series typically handles the full guide rating in the forward direction
  • Coupling: 30, 40, 50dB (other values available consult factory for details)
  • Internal termination rated at 2 watts.  In the reverse direction or when used as injector the internal termination shouldn't see more than 2 watts CW

Electrical
Nominal Coupling: +/- 0.5dB
Frequency Sensitivity: +/- 1.00dB max.
Directivity: 20dB min.
VSWR  Waveguide: 1.05 max.  Coax: 1.25 max.
Mechanical
Construction: Aluminum or Brass/Copper per order
Pressure Capability (if specified): 15 psi
Connectors: Stainless Steel
Finish: Unique corrosion resistant 316 stainless steel epoxy coating IAW MIL-F-14072
Options
Pressure Sealed Units: Add "/PT" to model number.
Example P/N: 430-300A-20-2-2-2-2
Sealed P/N: 430-300A-20-2-2-2-2/PT
Note: Pressure sealed units will hold 15 psi assuming all waveguide and coax ports are mated and sealed.

 

Crossguide Directional Coupler - 300 Series - 4 Waveguide Ports
Ka-Band, Downlink 18.3 - 20.2GHz, Uplink 27.5 - 31.0GHz
Series 300 Crossguide Directional Coupler for Ka-Band
Series 300 Crossguide Directional Coupler for Ka-Band
Series 300 Crossguide Directional Coupler for Ka-Band - Diagram
Series 300 Crossguide Directional Coupler for Ka-Band - Diagram
300 Series Crossguide Directional Couplers - 4 Waveguide Ports
 WG Size Freq. (GHz) Standard
Model No.*
Dim A
Inches
 WR51  18.3 - 20.2  51ka-300A-dB-6-6-6-6  3.10
 WR42  18.3 - 20.2  42ka-300A-dB-6-6-6-6  2.20
 WR34  27.5 - 31.0  34ka-300A-dB-6-6-6-6  2.20
 WR28  27.5 - 31.0  28ka-300A-dB-6-6-6-6  2.00
Ordering Information
Crossguide Directuinal Coupler, 4 waveguide Ports for Ka-Band
WR -Mod M -C -F1 -F2 -F3 -F4
Example part number:  42ka -300 A -40 -6 -6 -6 -6
Waveguide Size: (WR)
WR28 thru WR51 available
             
Basic Model No.: (-Mod)            
Material (M): A=Aluminum, B=Copper/Brass          
Coupling (-dB): 30, 40 or 50dB Coupling          
Flange 1 (-F1): 6=Cover, 8=Cover-groove, 7=Choke
     
Flange 2 (-F2): 6=Cover, 8=Cover-groove, 7=Choke
     
Flange 3 (-F3): 6=Cover, 8=Cover-groove, 7=Choke
 
Flange 4 (-F4): 6=Cover, 8=Cover-groove, 7=Choke
See ATM Standard Flange page for more info.
     

* The Standard Model Numbers above are the most common parts ordered for size, material and flange. However, these models can easily be altered for your needs by using the Model # code system to the left.

** Choke flange not available for WR28

Option: Add /PT to part number for pressure sealed unit to 15 psi.

 

Crossguide Directional Coupler - 301 Series - 3 Waveguide Ports
Ka-Band, Downlink 18.3 - 20.2GHz, Uplink 27.5 - 31.0GHz
Series 301 Crossguide Directional Coupler For Ka-Band
Series 301 Crossguide Directional Coupler For Ka-Band
Series 301 Crossguide Directional Coupler For Ka-Band - Diagram
Series 301 Crossguide Directional Coupler For Ka-Band - Diagram
301 Series Cross Directional Couplers - 3 Waveguide Ports
 WG Size Freq. (GHz) Standard
Model No.*
Dim A
Inches
Dim B
Inches
 WR51 18.3 - 20.2 51ka-301B-dB-6-6-6  3.10  2.25
 WR42 18.3 - 20.2 42ka-301B-dB-6-6-6  2.20  1.50
 WR34 27.5 - 31.0 34ka-301B-dB-6-6-6  2.20  1.50
 WR28 27.5 - 31.0 28ka-301B-dB-6-6-6  2.00  1.15
Ordering Information
Crossguide Coupler, 3 Waveguide Ports
WR -Mod M -C -F1 -F2 -F3
Example part number:  42ka -301 A -30 -6 -6 -6
Waveguide Size: (WR)
WR28 thru WR51 available
           
Basic Model No.: (-Mod)          
Material (M): A=Aluminum, B=Copper/Brass        
Coupling (-dB): 30, 40 or 50dB Coupling        
Flange 1 (-F1): 6=Cover, 8=Cover-groove, 7=Choke
   
Flange 2 (-F2): 6=Cover, 8=Cover-groove, 7=Choke
   
Flange 3 (-F3): 6=Cover, 8=Cover-groove, 7=Choke
See ATM Standard Flange page for more info.

* The Standard Model Numbers above are the most common parts ordered for size, material and flange. However, these models can easily be altered to accommodate your needs by using the Model # code system to the left.

** Choke flange not available for WR28

Option: Add /PT to part number for pressure sealed unit to 15 psi.

 

Crossguide Directional Coupler - 2 Waveguide Ports, 1 SMA/Type-K
Ka-Band, Downlink 18.3 - 20.2GHz, Uplink 27.5 - 31.0GHz
Series 303 Crossguide Directional Coupler For Ka-Band
Series 303 Crossguide Directional Coupler For Ka-Band
Series 303 Crossguide Directional Coupler For Ka-Band - Diagram
Series 303 Crossguide Directional Coupler For Ka-Band - Diagram
303 Series Crossguide Directional Couplers - 2 WG Ports, 1 SMA/Type-K
 WG Size Freq. (GHz) Standard
Model No.*
Dim A
Inches
Dim B
Inches
Dim C
Inches
Outline
Drawing
 WR51 18.3 - 20.2 51ka-303B-dB-6-6  3.10  1.50  2.25 Dwg
 WR42 18.3 - 20.2 42ka-303B-dB-6-6  2.20  1.10  1.50 Dwg
 WR34 27.5 - 31.0 34ka-303B-dB-6-6  2.20  1.10  1.50 Dwg
 WR28 27.5 - 31.0 28ka-303B-dB-6-6  2.00  1.00  2.50 Dwg
Ordering Information
Crossguide Coupler, 2 Waveguide Ports,
1 SMA/Type-K Port
WR -Mod M -C -F1 -F2
Example part number:  42ka -303 B -40 -6 -6
Waveguide Size: (WR)
WR28 thru WR51 available
         
Basic Model No.: (-Mod)        
Material (M): A=Aluminum, B=Copper/Brass      
Coupling (-dB): 30, 40 or 50dB Coupling      
Flange 1 (-F1): 6=Cover, 8=Cover-groove, 7=Choke
 
Flange 2 (-F2):6=Cover, 8=Cover-groove, 7=Choke
See ATM Standard Flange page for more info.
 

* The Standard Model Numbers above are the most common parts ordered for size, material and flange. However, these models can easily be altered to accommodate your needs by using the Model # code system to the left.

** Choke flange not available for WR28

Option: Add /PT to part number for pressure sealed unit to 15 psi.

 

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