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Recent content by Oska

  1. O

    calculate the inductance used in RF choke @ 12.8MHz

    Hi I am design a circuit which need a inductance as a RF choke to choke the 12.8MHz signal in biasing network. How much inductance can be take?
  2. O

    How to set engineering plastics,ABS, in HFSS.

    There is a plastics board made by the material,ABS,in my antenna modal. Can anyone tell me which one is the ABS in the material list of hfss?
  3. O

    how to change variable conveniently?

    I use HFSS. Added after 7 minutes: I have known how to change variable conveniently.Thank you.
  4. O

    about the impendance of coaxial-cable

    Now I want to use waveport to feed my antenna in HFSS.Does anyone konw how to calculate the impendance of coaxial-cable?
  5. O

    how to change variable conveniently?

    I used several variable to adjust the shape of my model,but I dont know how to change them conveniently.I used to see someone open a small window as "property window" in which one can change the value of variable. Does anyone know how to open the variable window?
  6. O

    The tutorial of the current distribution of birdcage coil

    bird cage tutorial I am a beginner of MRI. Now I am looking for the tutorial of the current distribution of birdcage coil for designing my first birdcage coil. Can anybady tell me something about it? Thank you very much.
  7. O

    Explaining the Birdcage Coil Theory

    birdcage theory Hi,I enter the field of the RF coil using in MNR a few days before. There doesn't seem to be many people do the work of this aspect. And so few people know birdcage coils here. I think the capacitance isn't necessary for tuning coil, and so many people use capacitance to tune...
  8. O

    the difference between V10 and V11 of HFSS

    whats the difference between v10 and v11 Does anyone know the difference between V10 and V11 of HFSS?
  9. O

    simulate antenna by matlab

    Thanks,I will have a look. Do you know where the antenna toolbox can be download?
  10. O

    simulate antenna by matlab

    antenna matlab Is there someone knowing whether matlab can be used to simulate antennas or not?
  11. O

    Looking for the tutorial of designing RF coil used in NMR

    nmr rf coil I start learning designing the birdcage coil used in NMR, so i am looking for the turorial of designing it. Would you share some data with me? Thank you very much indeed.

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