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Type: Posts; User: No Fear

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  1. Replies
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    Closed: Re: Coaxial cable antenna Simulator

    Dear flatulent:

    Of course the guy who wrote these article was very very optimistic but lets considering the following facts:

    1º) The collinear array should have:
    a) Half wave dipoles
    ...
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    Closed: Re: Coaxial cable antenna Simulator

    dienal

    Eznec, elnec, nec4win, necpro, necplus etc are nec/mininec routines based program and have some difficult to simulate LPDAs and corner wires such as cubical quads etc.
    They work fine...
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    Closed: antenna simulator

    Hi Lupin:

    Well I have some experience what you need. Coaxial lines I usually use for make RF dividers etc.
    If you need some help about that, please, let me know.

    Regards

    No Fear
  4. Closed: First I need to know if the 100MHz bandwidth is...

    First I need to know if the 100MHz bandwidth is for VSWR( 2:1 or 3:1 ) or Gain -3dB from center Frequency.
    Next the kind of pattern, ominidirectional or directional.
    If directional, front/back...
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    Closed: nec coax simulation

    Hi Folks:

    I'm looking for a coaxial cable antenna simulator, that can be able to simulate collinear antennas made with coaxial cable such as RG58, RG213 etc.
    Softwares that can simulate...
  6. Replies
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    As cross said RF Design by Chris Bowick is od...

    As cross said RF Design by Chris Bowick is od book. I have one and i can advice u to buy one.
    Other good book this area is Introduction to Radio Frequency Desig by Wes Hayward. I also have one and...
  7. Closed: Hi. I didn't use supernec yet, but all...

    Hi.


    I didn't use supernec yet, but all mininec and nec based progams are very slow when simulating complex strutures. Try reduce the number of segments and run it again.

    As jjantenna said...
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    Closed: Try here: http://www.orionmicro.com Regards...

    Try here:

    http://www.orionmicro.com

    Regards

    No Fear
  9. Replies
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    Closed: RF Design

    I advice you to buy a good RF design book such as:
    RF Circuit Design, by ChrisBowick.
    Other good book is RF Design by ARRL.
    But before read those books above, start with THE ARRL Handbook. There,...
  10. Replies
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    Closed: Hi Send a Private message to Simbox. He loves...

    Hi

    Send a Private message to Simbox.
    He loves metal detectors, and I think he's the best person who can help you.
    Regards

    No Fear
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    Closed: Well i thought very interesting this software...

    Well i thought very interesting this software 'case it uses the transcondutance, Cgp capacitance. I think the only problem is it doesn't use Cin and Cout to do the match impedance.
    But i liked it so...
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    [SOLVED] liquid gold plating system msds

    Hi Simbox

    Here in Brazil I use a similar product called "PRATEX". It is based in silver iodete and the PCB application is done with either a piece of cotton or a soft brush.
    This product is very...
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