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Digital Sat. status on Mar.1st
- Subject: [amsat-bb] Digital Sat. status on Mar.1st
- From: Mineo Wakita <je9pel@xxxxxxxxxxxx>
- Date: Thu, 01 Mar 2001 20:28:51 +0900
Digital Sat. status on Mar.1st:
UO-11 ...2401.500MHz 1200bps USB : S Beacon
UO-22 ... 435.120MHz 9600bps FSK : Operational
AO-40 ...2401.323MHz 400bps PSK : S2 Beacon
I listened to UO-11 RS45 signals in 2401.5491MHz-2401.4470MHz
with AOS-LOS doppler. UO-22 is as good as KO-25.
AO-40 was began to hear from 2401.3607MHz at MA251.
In the below AO-40 gif_file, you will see the "mirror" spectrum
of Manchester Code BPSK signals.
http://www.ne.jp/asahi/hamradio/je9pel/10301u11.gif
http://www.ne.jp/asahi/hamradio/je9pel/10301u22.gif
http://www.ne.jp/asahi/hamradio/je9pel/10301a40.gif
See the following url about ALL digi.sats mode and frequency.
http://www.ne.jp/asahi/hamradio/je9pel/sat_freq.htm
Equipment:
9600bps : CubicalQuad + Pre.Amp + TS790 + TNC241
(Lamda ele.) (GPA720J) (TASCO)
38400bps: TS790 + TRX4S + TNC31S (SYMEK)
TS790 + IFD + TNC31S (SYMEK)
2400MHz : 29el.Loop + Pre.Amp + Down Converter + TS790
(Maki Ele.) (GR-2400) (Drake 2880)
See the following url for more detailed equipment diagram.
http://www.ne.jp/asahi/hamradio/je9pel/equipmen.htm
This TNC241, TNC555(TASCO) is all mode OK, such as FSK, PSK,
JAS, RTTY, AMTOR, CW, FAX etc. I don't know exactry about
the other TNC mode such as PK-232.
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Name : JE9PEL/Mineo Wakita, JAMSAT member
Mail : je9pel@jamsat.or.jp
URL : http://www.ne.jp/asahi/hamradio/je9pel/
QTH : Yokohama Japan, GL:PM95TJ
Date : Mar 1, 2001
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