Sigmaplus Inc. 17838, Charles Munro, Pierrefonds, Quebec, Canada, H9J 3V1

E-mail: info@sigmaplus.ca; Tel: 514-620-3877

 

 

In orthogonal dual polarized antenna feed system, OMT's are used to separate the orthogonal signals excited at the common port. Some standard designs are shown below. Custom-designs are available upon request.

OMT WR 75 Type 1
OMT WR 75 Type 2
OMT WR 75 Type 3
OMT WR 75 Type 4
OMT WR 75 Type 5

 

  • Frequency bands: 

    • Transmit:      14-14.5 GHz

    • Receive:        10.95-12.75 GHz   

  • Isolation:   37 dB min

  • Insertion loss:   0.3 dB max

  • Return loss: 23 dB min

  • Waveguide interfaces:

    • Common port:    0.673 Dia

    • Transmit port:   WR 75 Cover Flange

    • Receive port:    WR 75 Cover Flange

  • Frequency: 

    • ANT port:         10.7-12.2 GHz

    • Vert. port:       10.7-12.2 GHz  

    • Horz. port:       10.7-12.2 GHz

  • Insertion loss:  

    •  Vert. to ANT: 0.2 dB max

    • Horz to ANT: 0.2 dB max

  • Isolation:   30 dB min

  • Return loss: 20 dB min

  • Frequency: 

    • ANT port:         10.9-12.75 GHz

    • Vert. port:        10.9-12.75 GHz  

    • Horz. port:        10.9-12.75 GHz

  • Insertion loss:  

    •  Vert. to ANT: 0.2 dB max

    • Horz to ANT: 0.2 dB max

  • Isolation:   30 dB min

  • Return loss: 20 dB min

  • Frequency: 

    • ANT port:         10.9-12.75 GHz

    • Vert. port:        10.9-12.75 GHz  

    • Horz. port:        10.9-12.75 GHz

  • Insertion loss:  

    •  Vert. to ANT: 0.2 dB max

    • Horz to ANT: 0.2 dB max

  • Isolation:   30 dB min

  • Return loss: 20 dB min

  • Frequency bands:

    • RX band 10.95-11.7 GHz

    • Tx band: 14-14.5 GHz

  • Power: 47 dBm Average

  • Cross polarization Isolation:  35 dB

  • Return loss: 16 dB

  • Insertion loss: 0.45 dB max 

  • Tx-Rx Isolation: 

    • 40 dB; 10.95-11.70 GHz

    • 70 dB; 14-14.5 GHz

 

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