17-12-2012__FIRST FEED CHANNEL IN KA band from Astra 1H-19.4__18 510,856 MHz DVB-S2-QPSK FEED ERICSSON Service-Link Margin level LM=5.8 dB is the determining factor of a stable carrier lock, which augmented by qualitative analysis of QPSK constellation

author : Roman Dávid_founder of  Czech & Slovak DX Satellite Club - Think-Tank at www.dxsatcs.com

                 News No.4 - Section KA band satellite monitoring : 17.12.2012

                                                           line :
FIRST FEED CHANNEL IN KA band from Astra 1H-19.4---18 510,856 MHz DVB-S2-QPSK FEED ERICSSON Service-
Link Margin level LM=5.8 dB is the determining factor of a stable carrier lock, which augmented by qualitative
                                     analysis of QPSK constellation

                          linear -V- spectrum analysis from 18 300 to 18 800 MHz / made on 12.12.2012

                                                      
                                                               CZECH & SLOVAK DX SATELLITE CLUB
                                                                                  Think-Tank
                                                                    Roman Dávid - author & founder