Information has been released on the data format to be used by the Open Source Satellite Initiative (OSSI) CubeSat developed by Hojun Song DS1SBO.

The OSSI Data Format spreadsheet can be seen at https://docs.google.com/spreadsheet/ccc?key=0AjtQ6cJ4QOqJdGpHNnRtUWZJV0w4TTFKRU9WYTZqc3c#gid=5

OSSI-1 is planned to launch April 19, 2013 into a 575 km 63° inclination orbit on a Soyuz-2-1b rocket from the Baikonur launch facility in Kazakhstan along with the Bion-M1 satellite and the SOMP, BEESAT 2, BEESAT 3 and Dove-2 CubeSats. The OSSI VHF beacon is understood to be using 12 WPM CW.

Open Source Satellite Initiative OSSI CubeSat Wiki http://www.uk.amsat.org/?p=12231