| Transpondery krótkofalarskie na orbicie geostacjonarnej Pod koniec 2016 roku |
| Start już w grudniu 2016! Narrowband Linear transponder (SSB, CW) 2400.050 - 2400.300 MHz Uplink 10489.550 - 10489.800 MHz Downlink Wideband digital transponder (digital voice, DVB amateur TV) 2401.500 - 2409.500 MHz Uplink 10491.000 - 10499.000 MHz Downlink Equipment requirements: X-Band 10 GHz Downlink: – 89 cm dishes in rainy areas at EOC like Brazil or Thailand – 60 cm around coverage peak – 75 cm dishes at peak -2dB – NB: linear vertical polarisation – WB: linear horizontal polarisation S-Band 2.4 GHz NB-Uplink: – narrow band modes like SSB, CW – 5W nominal Uplink power (22.5 dBi antenna gain, 75cm dish) – RHCP polarisation S-Band 2.4 GHz WB-Uplink (DATV): – wide band modes, DVB-S2 – peak EIRP of 53 dBW (2.4m dish and 100W) required – RHCP polarisation https://amsat-uk.org/2016/05/21/eshail-2-geo-p4a-transponder-freqs/ Szykujcie sprzęt. |