System block diagram - Ok1mjo.com

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Real world performance Ground noise Bad weather Wet radome ( + maybe a signal ) Amsat-UK Colloquium 2006 Achim Vollhardt, DH2VA/HB9DUN 21
Frequency references (I) Need precise and stable frequency reference! • Precision: Is your reading on the VFO is the actual RX frequency? à required for finding a signal ~ 100 Hz at 8.4 GHz is fine: 10 -8 • Stability: Is your RX frequency the same for the next 60 seconds? à required for long integration times (60 – 1000 seconds) ~ 1 Hz at 8.4 GHz = 10 -10 @ tau = 1000 sec Amsat-UK Colloquium 2006 Achim Vollhardt, DH2VA/HB9DUN 22
Page 1: System block diagram Amsat-UK Collo
Page 5 and 6: Setting everything up Amsat-UK Coll
Page 7 and 8: Setting everything up Amsat-UK Coll
Page 9 and 10: March 31 st , 2006 • Team met at
Page 11 and 12: Again: Ask the experts! • Last ch
Page 13 and 14: THE photo Amsat-UK Colloquium 2006
Page 15 and 16: Future prospects for Bochum • Rep
Page 17 and 18: Amateur-DSN group • Paul Marsh, M
Page 19: Thank you! "Every vision is a joke

System block diagram - Ok1mjo.com

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