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Recent content by K&amp#305z&amp#305

  1. K

    Rao-Wilton-Glisson (RWG) Codes

    Hi I am studying on RWG Function. I used Makarov's book and codes. However, his code does not work for small object. For example when the square plate in 0.15 lambda, it does not match with RWG's original paper's results. I need codes that is based on RWG's original paper. Could you share an...
  2. K

    Asymmetric Pattern of Quad Ridged Horn Antenna

    Hi, I have designed a quad ridged horn antenna. Everything is fine, gain, sparameters, etc. However, E-plane pattern of each port has shifted 1-2 degrees. It is because of the asymmetry of quad ridged waveguide feed section. This is caused by the phase delay due to other prob's enterance. When...
  3. K

    Power handling of Quad-Ridge Waveguide

    Is there any formula, or is it just trial and error method?
  4. K

    Implementing Manufacturer Values to HFSS

    Hey, I realy need help. **broken link removed**
  5. K

    any help for s-parameter of Coaxial patch antenna + CST

    S11 is obviously 0 dB. There might occur some computational error caused by computer (Not yours, in general). If you attach the gain plot, someone can comment on result.
  6. K

    Designing a non-reciprocal and lossy S matrix device

    Your design has given me an idea. I would use it to combine 2 linear ortogonally polarized double ridged waveguides into a quad ridged one. However, I can change it so that the amplifier works as its input and output is the same quadruple ridged waveguide. Can I do it? Is it possible?
  7. K

    Power handling of Quad-Ridge Waveguide

    Yes, the waveguide will have 50 Ohm Impedance.
  8. K

    Designing a non-reciprocal and lossy S matrix device

    Hi I need a device that has the following S matrix. How can I do that? ..... [0 0 0] S = [1 0 0] ..... [1 0 0]
  9. K

    Double Ridge to Quad Ridge transition

    But the problem is that: This Quad Ridge WG will be used for high power application and the frequency is high. There is no connector that can handle the power according to connector manufacturers. Therefore, I need to get the signal from amplifier which has double ridge waveguide end and then...
  10. K

    Double Ridge to Quad Ridge transition

    Hi, I need to design double ridge to quad ridge transition. But, I have 2 double ridges, which are used for double polarization in quad ridge waveguide. How can I achieve transition?
  11. K

    Implementing Manufacturer Values to HFSS

    Hi I want to simulate n-type connector, which is given in manufacturer web-site: https://mpd.southwestmicrowave.com/products/family.php?family=155 I will use it for feeding my antenna. I think I should use jack part. Which values should I use for inner and outer conducter diameter? Thanks.
  12. K

    Power handling of Quad-Ridge Waveguide

    Power rating at one atomosphere in cw for example 400 Watts.
  13. K

    Power handling of Quad-Ridge Waveguide

    Hi, I want to design a quad-ridged waveguide. I also need transition, a coaxial feed. How should I choose the waveguide parameters and feeder in order to satisfy power handling? Thanks
  14. K

    Need help in Quadridged waveguide simulation

    Hi sirs, I have the same problem. Have should I draw the integration lines. Could you post an image about it (i.e. paint work).

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