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[jamsat-bb:18391] FITSAT-1 ほか、放出衛星について


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$B!!!!!&%3!<%k%5%$%s!!!!!!(B: $B#J#Q#1#Z#I#J(B
$B!!!!!&1R@1Aw?.<~GH?t!!!!(B: 437.505MHz
$B!!!!!&EEGH7?<0!!!!!!!!!!(B: 500$B#H#A(B1$B#A!J%S!<%3%s!K(B
$B!!!!!!!!!!!!!!!!!!!!!!!!!!(B30$B#K(B0$B#F(B2$B#D!J1R@1%9%F!<%?%9!K(B
$B!!!!!!!!!!!!!!!!!!!!!!!!!!(B30$B#K(B0$B#F(B3$B#F!J#S#S#T#V!K(B
$B!!!!!&%"%s%F%JMxF@!!!!!!(B: 0$B#d#B(Bi  $B6uCf@~EENO(B 100m$B#W(B
$B!!!!$d$O$j!"(BSSTV$B$,3Z$7$_$G$9!#>\:Y$O2<5-$K(B
$B!!!!!!!!(Bhttps://sites.google.com/site/jq1ziijq1zij/

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$B!!!!!&<~GH?t!!(BCW$B!!!!!!!!!!!!!!#4#3#7!%#2#5#0(BMH$B#z(B
$B!!!!!!!!!!!!!!(BAFSK1200bps$B!!!!#4#3#7!%#4#4#5(BMHZ
$B!!!!!!!!!!!!!!(Bpicture-data$B!!!!(B115.2kbpsFSK$B!!(B5.840GHz
$B!!!!#4#3#7(BMHz$B$O<u?.2DG=$+$H;W$$$^$9$,!"#5!%#8#G$O%A%c(B
$B!!!!%l%s%8%s%0$G$9!#$I$&$bC1=c$K#2CM$N(B115.2Kbps$B$N%Y!<(B
$B!!!!%9%P%s%I?.9f$G(BFSK$BJQD4!J%7%U%HI}$OITL@!K$r3]$1$kMM(B
$B!!!!$G$9!#9-BS0h$K2~B$$7$?<u?.5!$r$*;}$A$NJ}$G$9$H!"%G(B
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$B!!!!$=$NB>$K(BLED$B$GH/8w?.9f$rAw=P$7$^$9!#0o8+$5$s$J$I$,(B
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$B!!!!(BCW$B$,J9$3$($kH&$G$9!#>\$7$/$O2<5-$K(B
$B!!!!!!!!!!(Bhttp://www.fit.ac.jp/~tanaka/fitsat.shtml

$B!Z(BF-1$B![!J(B FPT University$B!K(B
$B!!!!#J#A#M#S#A#T%7%s%]%8%&%`$G$b$*OC$r$$$?$@$$$?(B
$B!!!!(BThu$B$5$s$N1R@1$G$9!#(BVX3$B$r@Q$s$GHt$V$3$H$K$J$j$^$9!#(B
$B!!!!3Z$7$_$G$9!#(B

$B!!!!%P%C%/%"%C%W#C#H!J(BCW$B$b=P$kLOMM!K(B
$B!!!!(BFrequency: 437.485 MHz
$B!!!!(BModulation: Narrow FM
$B!!!!(BPower: about 0.2W RF output
$B!!!!(BAntenna: half-wave dipole
$B!!!!(BBeacon interval: 20 seconds duration, 
$B!!!!(Brepeated every 90 seconds
$B!!!!(BPulse-Width-Modulation Morse code telemetry beacon

$B!!%a!<%s%A%c%s%M%k!J(BAFSK$B@lLg!K(B
$B!!!!(BFrequency: 145.980 MHz
$B!!!!(BModulation scheme: AFSK/FM
$B!!!!(BPower: 1.0W RF output
$B!!!!(BAntenna: half-wave dipole
$B!!!!(BBaud rate: 1200bit/s
$B!!!!(BTelemetry and interval: one burst of 3 telemetry packets 
$B!!!!(Bin KISS format every 30 seconds (interval configurable)
$B!!>\:Y$O(B
$B!!!!(Bhttp://en.wikipedia.org/wiki/F-1_(satellite)


$B!Z(BTechEdSat$B![!J(BSan Jose State University$B!K(B
$B!!!!!!$3$l$O$"$^$j>pJs$,$"$j$^$;$s!#$,!"%S!<%3%sFbMF$J$I$O(B
$B!!!!8xI=$5$l$F$$$^$9!#(B
$B!!!!(Btransmits a heartbeat packet over amateur radio every 4 seconds. 
$B!!!!(BThese packets are 122 ASCII character AX.25 packets,
$B!!!!(Bwith the following structure. 
$B!!!!!!!!(BAmateur band radio frequency is 437.465 MHz. 
$B!!!!!!!!(Bhttp://en.wikipedia.org/wiki/TechEdSat

$B!Z(BRAIKO$B![!JOB2N;3Bg3X!&ElKLBg3X!&El5~Bg3X!K(B
$B!!!!!!%"%^%A%e%"%P%s%I$O;HMQ$7$J$$MM$G$9!"(BKu$B%P%s%I$G$N1?MQ$H$N$3$H!#(B
$B!!!!$46=L#$"$kJ}$O!"D>@\$*Ld$$9g$o$;$/$@$5$$!#(B
$B!!!!!!!!(Bhttp://www.astro.mech.tohoku.ac.jp/RAIKO/

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JG1KOE
$B>.9u!!>oN4!!(BOguro$B!!(BTunetaka
oguro-t@asahi.com
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