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clanon
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Posts posted by clanon
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23 hours ago, devton said:20MHz width of channel for 5GHz - that is what can help to increase speed while connecting through building
your choice of 40MHz width is good too...20 or 40 - one of this two will be best, other (wide) is not ok for this situation
is WMM on\off making any difference?
40mhz for SPEED (ideal conditions no loss of Packets or jumping signal strenghth) , 20 for stability (bad conditions , reflections , etc on 2,4ghz tho 5.8ghz is a different beast)
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29 minutes ago, Alumni said:If you add a reflector is still omnidirectional.
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PS: the cPE210 with a better antenna could have worked better than the 5ghz one...imho 15 dbi at least and Free LineOfSight...
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what are the Huawei specs...model (that's HALF the network...) walls take at least 3db (depending in lots of factor Thickness materials metal is worse) the cpe has a lot of gain and needs a perfect alignment...but the router you are accesing needs to be free of metal obstacles on the LineOfSight...if possible otherwise you end up pointing to reflections and quality degrades a lot (passing vehicles cut MY connection sometimes Line of sight obstructed)
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Integrated LNA amp for Interference finding...All PET PC Boom tube...?
Catalogo-Antenne-di-Misura-e-Monitoraggio-Monitoring-Protel-023.pdf
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couldn't find it (was on a catalog) this is similar https://www.protel-antennas.com/files/22-Amplified-portable-antenna-ARK103XZ-PROTEL-HANDHELD-INTERFERENCE-FINDER-GSM-LTE-DCS-UMTS-data-sheet.pdf
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@eco32 you NEED to try CST...is very intuitive and fast...and better results...
backfiring CIRCULAR PATCH should have better shape...LOBE
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6 hours ago, eco32 said:What about dieletric as a microwave lens? It's probably the only chance to get more than 17dBi.
PES (Styrofoam) low density...1.075-1.1 Dielectric Constant (almost NO LOSSES)
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On 29/1/2025 at 8:36 PM, Harry36 said:This is all well and good, but what does this have to do with me? Did I say that's not true? The option that was originally posted by the Admin in the topic is not a circularly polarized antenna. Without phase-shifting elements in this design it is impossible to obtain circular polarization. This is clear to me. in the initial version it is a regular mimo dipole. Perhaps the admin used a phase shift on the port when modeling. I have nothing to do with this.
i wasn't blaming anyone , just asking for YOUR opinion...
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11 hours ago, papagayor said:Thank you very much for your time and your suggestion. Thinking for something "compact size" for feeding a satellite disk as reflector. Also I'm looking at the following post and thinking about making something similar as the attached file. Could you .....please..... check it??????
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without the delay is only two dipoles one Vertical the other Horizontal (Crossfeeding High Isolation BAD) @Harry36
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On 19/11/2023 at 6:12 PM, tomasbj said:Hi Guys, Why not one on top each other as gnss antennas. I mean, to make more compact this idea?
Each one has a 90 degrees orthogonal difference . Polarization is the same but Phase is 90 degrees off ...
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in Antennas for 2.4 GHz band
Posted · Edited by clanon
Brass might be better not so easy to oxidize...or protected from moisture PURE COPPER...(aluminum, zinc,etc)
You'll have bigger losses on DIELECTRICS than metal every time