Thursday, September 5, 2013

ZACUBE-1 (South Africa CubeSat-1)

ZACUBE-1 (South Africa)November 21st at  07:11:29 UTC.


The amateur radio CubeSat designed and built by students at the Cape Peninsular University of Technology in Bellville.
The current launch info has lift off scheduled for November 21st at  07:11:29 UTC.
Live launch video http://live.cput.ac.za/live.html
You should be able receive ZACUBE-1 satellite on this weSDR.



Satellite seems to be in 1k2 mode at the moment.
The keps that seems to be the best at the moment is 2013-066B (27Nov2013) from http://www.celestrak.com/NORAD/elements/tle-new.txt

TX power at the moment 0.5 wat.
more info at http://www.cput.ac.za/fsati
Here is a video recording of the telemetry.


The objectives of the mission are:
1) Training of post-graduate students in Satellite Systems Engineering.
2) Earth observation using a visible band matrix imager payload and an S-Band payload data transmitter (2.4 to 2.45 GHz).
3) UHF Store & Forward system (70 cm amateur band).


  • Uplink is 145.860 MHz
  • Downlink 437.345 MHz. Both links have selectable transmission rates of 1.2 kbps or 9.6 kbps.
  • Visible band matrix imager 115200 bps L-Band to S-band data transponder. (2.4 to 2.45 GHz).
  • HF beacon 14.099 MHz Hermanus Magnetic Observatory’s Dual Auroral Radar Network antenna at SANAE base in Antarctica (The HF beacon payload on 14.099 MHz ).
To decode the telemetry of ZAcube-1 download the software from http://www.dk3wn.info/software.shtml
Telemetry format

0C 16 - header
7A 61 63 75 62 65 30 31 2E - ASCII Text message00 00 19 6d 2C - Timestamp (ticks)0B 0e 2C - Battery bus voltage (volt)06 ad 2C - OBC temperature (°C)00 2E - Command counter

Telemetry decoder from http://www.dk3wn.info/software.shtml
Here is some pictures from the ZACUBE-1 camera


And many more follow the link to there site
http://www.cput.ac.za/blogs/fsati/2014/01/22/south-africa-on-a-clear-day-as-seen-by-tshepisosat/
Read more about it here.