FYI. Ganesan , KJ6LRR ( Awaiting his Indian HAM license) is part of the Technical committe of AMSAT INDIA and has designed and build engineering versions of a Linear Transponder and cubesat comm system which are currently being tested. Details are available in the below url of AI newsletters.
http://amsatindia.org/Newsletter/AMSATINDIA-News-April2011.pdf
http://amsatindia.org/Newsletter/AmsatIndia-News-May-09.pdf
He is also working on other projects related to amateur radio , more information available at his blog http://homebrewcorner.blogspot.in/%C2%A0.%C2%A0 I am sure he will comeup with interesting projects / products which will be of interest to Radio Hams for operations on Amateur Radio satellites.
73 Nitin [VU3TYG] Secretary, AMSAT INDIA.