CD-RAY Posted April 5, 2012 Report Posted April 5, 2012 From this WiFi antenna construction, ...you can build with PCB (Printed Circuit Board) a simple and effective component reception...And now look how it behaves mini-antenna,in the focus of a parabola, with D = 600mm... Quote
gwydion Posted April 5, 2012 Report Posted April 5, 2012 Is it for sale? What price? More details about dB gain, range? Quote
CD-RAY Posted April 5, 2012 Author Report Posted April 5, 2012 Is it for sale? What price? More details about dB gain, range?,,,is not for sale,homemade antenna...!!!Gain=8dBi-without parabolic diskGain=20dBi-with parabolaRange=2,412-2,477GHz Quote
gwydion Posted April 5, 2012 Report Posted April 5, 2012 Would you made others, for sale? I would be interested into some small and powerfull antennas. PM me if you have anything to sell. Quote
bn01rnh Posted April 5, 2012 Report Posted April 5, 2012 foarte tare. Am sa o incerc si eu 10x dude Quote
CD-RAY Posted April 5, 2012 Author Report Posted April 5, 2012 foarte tare. Am sa o incerc si eu 10x dude,,,nu te grabi, mai asteapta, sa-ti dau alta mai desteapta...!!!!!!!!!! Quote
CD-RAY Posted April 5, 2012 Author Report Posted April 5, 2012 ,,,bn01rnh,asta-i...!!!!!!!!!!!! Quote
CD-RAY Posted April 6, 2012 Author Report Posted April 6, 2012 ,,, Better than this ....CAN NOT!!!!!! Quote
MrRip Posted April 6, 2012 Report Posted April 6, 2012 1. Felicitari daca ceea ce postezi reprezinta creatia ta. 2. Nu mai face double post. Exista butonul Edit !3. Ar fi mai ok sa alegi sa postezi ori in engleza ori in romana. Quote
CD-RAY Posted April 6, 2012 Author Report Posted April 6, 2012 ce program folosesti ?,,,CST Microwave Studio...!!! Quote
CD-RAY Posted April 6, 2012 Author Report Posted April 6, 2012 1. Felicitari daca ceea ce postezi reprezinta creatia ta. 2. Nu mai face double post. Exista butonul Edit !3. Ar fi mai ok sa alegi sa postezi ori in engleza ori in romana. ,,,,,, all my posts, are only my own work...!!!!!!!!!!Mai ma distrez uneori, cu EUROPA asta UNITA...!!!!!!!!! Quote
CD-RAY Posted April 6, 2012 Author Report Posted April 6, 2012 ,, and here are the maximum gain of antenna, positioned in the focus of a parabolic disk, with D=600mm ... Quote
CD-RAY Posted April 10, 2012 Author Report Posted April 10, 2012 ,,,o antena nu tocmai simpla, dar totusi mica si cu un cistig apreciabil... Quote
CD-RAY Posted April 11, 2012 Author Report Posted April 11, 2012 ,,,shi daca totushi nu sintetzi in posesia unei PCB,vetzi putea folosi tabla subtzire(0,2...0.25mm) de la cutiile de conserve din comertz ,pentru a confectziona o mica antena panou,cu un bun cishtig ...Obs.Intre patch-uri si reflector se poate interpune o placa de polistyren expandat(asha-zisa "zapada artifichiala")!!!!!!!!!!!In acest caz distantza dintre vibrator si reflector se va micshora ...3,5mm!!! Quote
CD-RAY Posted February 8, 2016 Author Report Posted February 8, 2016 (edited) ,,,de ce nu stergeti si acest topic...??? ,,,nu'si mai are rostu' daca l'ati ciuntit...!!! Finally, one sample ... !!! Edited February 9, 2016 by CD-RAY 1 Quote
CD-RAY Posted February 23, 2016 Author Report Posted February 23, 2016 (edited) ,,,a good one... Edited February 23, 2016 by CD-RAY Quote
Byte-ul Posted February 23, 2016 Report Posted February 23, 2016 @CD-RAY poti simula antena asta si sa-mi arati gain-ul pe frecvente de la 10mhz la 2ghz pls? Multumesc! Quote
CD-RAY Posted February 23, 2016 Author Report Posted February 23, 2016 ,,,arata ce-i in interior...!!! Quote
Byte-ul Posted February 23, 2016 Report Posted February 23, 2016 16 minutes ago, CD-RAY said: ,,,arata ce-i in interior...!!! Habar nu am ce e in interior... O simulare pe toata gama aia de frecventa la ceva asemanator ar fi super ok. Sunt curios cum se comporta la frecvente mai mici ca sa o folosesc la un rtlsdr. Quote
CD-RAY Posted February 24, 2016 Author Report Posted February 24, 2016 2.4GHz 9dBi Indoor Omni-directional Antenna ,,,pentru ce te intereseaza pe tine cred ca cel mai potrivit ar fi asta...https://apollo.open-resource.org/mission:log:2012:08:02:active-wideband-receiver-antenna-for-sdr 2 Quote
playfun Posted February 24, 2016 Report Posted February 24, 2016 prima postare, nu e mai vad pozele, le are cineva? repost? Quote
CD-RAY Posted February 28, 2016 Author Report Posted February 28, 2016 ,,,ce poti sa faci cu o tava de cuptor... 1 Quote
