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Admin

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  1. ,,,make this... 5,6ghz Biquad.cst
  2. ,,,show the file...
  3. KSM...from where did you get it...???
  4. This panel rectangular 4+4 patch antenna can also give you better performance because of its high peak gain of 19dBi. {recommended for drone tracking antennas} overall dimensions=120x200x10mm The antenna patches are suspended on a polystyrene dielectric...
  5. ,,,maybe so...
  6. 1. What factors affect the bandwidth, making it wider or narrower? ,,,, the distance between the antenna elements and their size 2. How is the feed point's distance from the center determined, and what effect does it have? ,,,, the feed point determines the frequency range 3. What is the reason for cutting the driven element? Why is it cut on one side or both sides, and why don't we use a full circular plate like the others? ,,,,, the marginal cut of the vibrator marks an elliptical polarization 4. Why 30 degree? ,,,,,for ellipticity 5. Can the rod be made from a non-conductive material like PVC or plastic? yes 6. What are your recommendations if I want to extend the antenna to 15 elements? go
  7. papagayor,try not to post multiple times...!!!!
  8. FPV batwing antenna 5.8 GHz 12dB 30° WavLink Batwing 5.8 GHz SMA, for quadrocopters and aircraft models-will allow you to transmit a radio signal wirelessly, more stably and over a longer distance. The presented directional antenna operates at a total frequency of 5.8 GHz and is mainly used for quadrocopters and aircraft modeling, in order to increase the signal transmission range. A special feature of the model is the high gain, wide bandwidth, collapsible design, good housing materials and a popular connection connector. The antenna is one of the best FPV antennas in its price range, as it has a good gain factor. The gain of this antenna is 12 dB, which is enough for most tasks. The antenna can be used to stabilize the signal and display the image accordingly. Most often, this antenna is used to transmit a wireless signal in aircraft modeling, and it can be used both on transmitters and on wireless receivers. The antenna has a simple design and a high gain, so the engineers of our store conducted a special test. We conducted the test with a quadrocopter and a 400 MW 5.8 GHz transmitter, as well as FPV goggles. In the first test, omnidirectional clover-type antennas were connected to the devices, while the video signal transmission range was about 150 meters. In the second test, the Batwing antenna attached to the boom was connected to the FPV glasses, while the video signal range was about 5500 meters. https://gadgets-world.com/fpv-antenna-batvynh-5.8-hhts-12db-30-wavlink-batwing-5.8ghz-sma-dlia-kvadrokopterov-y-avyamodelei/
  9. OKAY, BUT THE DIMENSIONS SEEM TOO LARGE FOR THESE FREQUENCIES...!!!....150X130X65 mm
  10. Specifications TitleFPV Batwing Antenna 5.8 GHz 12dB 30° WavLink Batwing 5.8 GHz SMA, for Quadrocopters and aircraft models Frequency5.8 GHz Gain factor12 dBi Opening angle30° ConnectorSMA Additional features- Operating frequency range: 5000-6000 MHz. - SWR: at least 1.4. - Connector type: SMA (external thread, without "pin" in the center). - Material: galvanized iron + powder enamel. - Weight: 155 grams (without attachment), 321 grams (with attachment). - Color: Dark green (khaki). Sizes150 x 130 x 65 mm ==================== ,,,and yet I don't understand why its dimensions are so large,150x130x65 mm , for the 5.8 GHz frequency,....????
  11. ,,,this it"s yours...
  12. ,,,unsolder the plugs from Ant1 and Ant2, and solder other plugs or coaxial cable in their place...!!!!
  13. As I promised, I'll show you the results below...
  14. Bow-Tie antennas aren't really Log Periodic antennas; however, the bow tie (or butterfly) antenna makes a good starting point to begin talking about Log-Periodic antennas. So we will first discuss properties of wideband antennas, and then discuss the infinite bow-tie antenna, and then measurements and properties of the real bow-tie antenna.
  15. This antenna is an older simulation of mine, let's see if I can help you.
  16. I think this construction is better..!!!
  17. It's not good, what do you want to do..?
  18. A smaller version would be better....
  19. https://aliexpress.ru/item/1005005830657353.html?sku_id=12000043383545289&spm=a2g2w.productlist.search_results.0.7bb06a385DLoyB
  20. ,,,on this site there are many kinds of antennas, search and you will find....!!!
  21. Antenna SMAWiFi Pigtail Cable IPX to SMA
  22. The fact that the antenna with several elements is very large for this frequency, I considered it necessary to make a reasonable antenna....