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Admin

Administrators
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Everything posted by Admin

  1. ,,,welcome back,my friend...!!! ,,,for you,I will try to simulate this notch filter....!!!
  2. yagi

    ,,, of course it has importance, the lack of border, it alters the gain, the impedance as well as the front-back ratio of the antenna...!!!
  3. ,,okay my friend,let me see what this is about Messages...!!!
  4. ,,,hi buddy...!!! ,,,what message are you talking about..??? ,,, I'm trying to simulate this....
  5. I think a parabolic reflector would be better....!!!!
  6. Yes, Aurel, it is, I think I will try to simulate this Yagi...!!!
  7. ",,,, it would seem that this yagi-antenna is better....https://www.youtube.com/watch?v=HwMsUICo8jc&t=31s
  8. ,,, the antenna dimensions with adapting lines ....
  9. Universal antenna NITSA-2 is designed for use with included c cell phones, modems or repeaters standards GSM900/GSM1800/UMTS900/UMTS2100. Electrical characteristics Operating frequency range, MHz 890-960/1700-2200 Gain, dBi 9 / 9÷11 The width of the days in H-plane, degrees 70/50 Days width in E-plane, degrees 70/53 Input impedance, Ohm 50 SWR in the frequency range, not more 1,5 Permissible power watts 20 Polarization vertical Mechanical characteristics Weight with mount, g 835 Overall dimensions, m 0,2x0,2x0. 045 Connector N-female The material of the radiator galvanized steel Material of protective box Polycarbonate+ABS Nitsa2 vswr..
  10. ,,, a simulation attempt... ,,,but without this line of adaptation....
  11. A batwing antenna and a reflector with wings.... ,,,and here is the simulation.... batwing simply.cst Practical realization with laser cutting from "com666" user...
  12. I searched to find the optimal solution for the GSM1800 band, (17,5-18dBi)and the 3G range (1.9 to 2.2 GHz), 18-19dBi... ,,,for this simulation I used the following dimensions...
  13. A constructive variant with transmission lines behind the reflector...
  14. ,,, and the variant with cut corners...
  15. ,,, at the request of the" vars-cat "user, I tried to simulate this batwing antenna.for the 470-820 MHz frequency band..
  16. yagi

    View Signal Strength Percentage of Wireless Network Connections in Command Prompt 1 Open a command prompt. 2 Copy and paste the command below into the command prompt, and press Enter. (see screenshot below) <<netsh wlan show interfaces>> 3 You will now see the Signal strength percentage of your wireless network connections. The higher the percentage, the stronger the signal strength.
  17. yagi

    ,,,,who can interpret this ... ????
  18. yagi

    "Exactly....and i don't what is mumbo.jumbo simulation talks means" ....aurel,what do you mean...???
  19. Something like that....
  20. yagi

    """" the situation in which the reflector, the vibrator and the first director are isolated.... """ as you can see, there is no great difference...!!!! The only difference between the presented antennas, is the provision of electrostatic discharge in the case of atmospheric lightning for the antennas without isolating spacers.
  21. yagi

    Top 3 Best WiFi Signal Strength Meter Apps 1) NetSpot — both a WiFi signal strength visualizer and a WiFi discovery and analysis tool. 2) WiFi Analyzer — WiFi signal strength meter app for computers running the Windows operating system. 3) Wireshark — is the polar opposite of WiFi Analyzer.
  22. yagi

    ,,,,this is the simulation of the antenna with the isolating support rod (to use plastic rod with plastic screws) ....
  23. yagi

    I am not sure about this... but I have to check it....!!!