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UA9FBV > SAT 16.02.03 06:12l 65 Lines 1849 Bytes #999 (0) @ AMSAT
BID : ANS-47.07
Read: DB0FHN GUEST
Subj: OSCAR satellite downlink signals in RealAudio
Path: DB0FHN<DB0ZWI<DB0HOT<DB0MRW<DB0RGB<OK0PPL<RZ6HXA<UA9FBV
Sent: 030216/0348Z @:UA9FBV.PRM.RUS.AS #:28454 [Perm] FBB7.00i $:ANS-47.07
From: UA9FBV@UA9FBV.PRM.RUS.AS
To : SAT@AMSAT
AMSAT News Service Bulletin 47.07 From AMSAT HQ
SILVER SPRING, MD. February 16, 2003
To All RADIO AMATEURS
BID: $ANS-47.07
Franco Borsa, HB9OAB has done an excellent job collecting audio samples of
OSCAR
satellite downlink signals in RealAudio.
They are at http://www.qsl.net/hb9oab/sat #8, 9 and 13 are recent recordings
of
AO-7's downlink on Mode A and B.
Franco reports he was using a simple home-made personal audio DSP/FFT
decoder
and was recorded directy with WLOG2000, his personal Home LogBook.
1- RS15 cw beacon December 2002
Received with my personal DSP >+30DB:
2- RS15 SSB HB9oab call December 2002
Signal of difficult but workable downlink without problems mode A 144>29
3- AO27 December 2002 AO27 activity FM MODE J
4- AO27 refr. December 2002
AO27 activity FM with refraction via MonteRosa >3000msm MODE J at 0 EL
5- FO29 December 2002
QSO activity SSB mode J - very stable and strong signal always!
6- FO20
December 2002
QSO activity SSB mode J - very stable and strong signal always!
7- UO14 December 2002
QSO activity FM mode J - very stable and strong signal always! HB9<>EA8
8- AO07 December 2002
QSO activity SSB mode B - very stable and strong signal always!
9- AO07 CQ notaker December 2002
QSO activity SSB mode B - very stable and strong signal always but
no reply activity!
10- ISS PKT December 2002 ISS AX25 packet beacon APRS
11- RS11 AFSK December 2002 RS11 145825 AFSK1200 beacon/tlmtr
12- AO40 PSK JUNE 2002 AO40 MB beacon reeived with me /p system
13- AO07 January 2003 AO07 MODE A strong! no taker... dw 29450
14- SO50 January 2003 SO50 67Hz First QSO HB9OAB<>G3LGR
15- Sporadic E SV8 hb9oab/mm KM08 JM98 june 2001
HB9OAB/MM received from OE3MWS (tnx!)
[ANS thanks Perry, W3PK and Franco, hb9oab@amsat.org for the above
information]
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