This information is from the old AMSAT-NA website:
Name: Fuji-OSCAR-29 aka Fuji-3 and JAS-2
NASA Catalog Number: 24278
Launched: August 17, 1996
Launch vehicle: Japanese H-II No. 4
Launch location: Tanegashima Space Center of NASDA, Tanegashima Island, Japan
Weight: 50 kg
Orbit: Polar LEO (Low Earth Orbit)
Size: 44 cm wide x 47 cm high
- BBS Message System (digital store-and-forward)
- Analog Communications Transponder
- Attitude Control
- Testing of newly developed solar cells in space
Beacon (100 milliWatt) Telemetry Format
- 435.795 MHz – CW (12 wpm)
- 435.910 MHz – PSK digital – Digi-Talker
Digital Transponder – Mode JD (1 Watt)
- Uplinks: AFSK (FM) 1200 bps, AX.25, Manchester Encoded
- 145.850 MHz
- 145.870 MHz (the only 9600 bps uplink frequency)
- 145.890 MHz
- 145.910 MHz
- Downlink: BPSK 1200 bps or FSK 9600 bps
- 435.910 MHz (also Digi-Talker frequency)
Analog Transponder – Mode JA (1 Watt)
- Uplink: 145.900 – 146.000 MHz
- Downlink: 435.800 – 435.900 MHz (inverted)
For more information about FO-20 and 29 visit the Japan Amateur Radio League ( English version) and the National Space Development Agency of Japan ( English version) web pages.
Mineo Wakita, JE9PEL, has FO-29 satellite telemetry analysis programs. The software will automatically analyze all digital telemetry from the satellite such as current, voltage, and temperature. The software is available from http://www.ne.jp/asahi/hamradio/je9pel/.
Mike Gilchrist, KF4FDJ, has written a Digi-Talker Question and Answer page.
- Steve Ford, WB8IMY, “JAS-2 In Orbit!,”QST, Oct. 1996, p. 94.
- Fujio Yamashita, JS1UKR and Hideo Ono, JA1BU, “JAS-2 Comes to Life as FO-29,”The AMSAT Journal, Vol. 19, No. 5, Sep/Aug 1996, p. 1.
You must be logged in to post a comment.