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Admin

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Everything posted by Admin

  1. This is the original reflector(view-back)...
  2. ,,,,good, a more constructive, more special ...
  3. Irradiator Bester Offset 1900-2200 GHz 3G Range of operating frequencies 1900 - 2000 MHz 2100 - 2200 MHz Gain 9 dB CWS 1,5 Polarization Linear is selected when installing Impedance 50 Ohm Connector N-female ,,,and the reality of simulation...
  4. ,,,and in a 4x4 panel version it looks like this...
  5. ,,,well, it can be and so ...
  6. Good, it seems that the antenna works very well but I think for reducing the impedance to 50 ohms, it is necessary to modify the diameter of the copper wire
  7. Yes, the adjustment lines are made of copper wire with a diameter of 1.5 mm, I will try to make a project with this antenna for you...!!!
  8. """, something like this ,is hard to do ...???
  9. ,,,it"s okay...!!! ,,,if you make a panel with 4 such antennas, it will be the gain in directivity (15dBi)...!!!
  10. ,,,both the director and the vibrator must be shortened, the height instead of 5mm comes 4.75mm...!!!!
  11. About that could be, with the same reflector ...
  12. ,,,only if the reflector is increased to 80X100mm...
  13. ,,,good, not everything that flies, is eating...
  14. The Polaplexer is a microwave antenna, or antenna feed, which supports two simultaneous inputs or outputs that are independent and isolated from each other by use of orthogonal (at right angles) linear polarization. The isolation can be as much as 30 - 35 dB. Its main use is to permit full duplex operation with a single antenna, in which one port is used to transmit and the other to simultaneously receive ,,,to see this ....http://www.ham-radio.com/sbms/sd/ppxrdsgn.htm
  15. ,,,see this...
  16. "No, but I'm going to try to make such an antenna on PCB...
  17. ,,,this is what you are talking about..???
  18. ,,,do you want something like that...??? Mavic Air Long Range Antenna Helical 3 cylindrical spirals and 3 hemispherical spirals ...? /
  19. ,,,okay,about pitch angle...classical=12,5-14,5degree,minimum=4-7degree,but I think it's best=17,7degree
  20. ,,,there would be other variants...!!!
  21. good, 600x400mm??....than can you do that with CNC ... ??
  22. ,,,,good, what kind of CNC machine do you have ... ??
  23. ,,,and a MiMo-antenna...
  24. yagi

    ,,,a good solution by choosing a bowl as a reflector... ,,,okay,this is my draft,,,!!!