[amsat-bb] Re: AMSAT NextGen Program Progress

[Rocky Jones]

So Arisssat or suitsat 2 whatever it is called is now going to be ready at the end of 2010?

Robert WB5MZO

> Date: Wed, 11 Nov 2009 19:37:17 -0500
> From: amsat at elkmtn.org
> To: amsat-bb at amsat.org
> Subject: [amsat-bb]  AMSAT NextGen Program Progress
> 
> Just to give everyone a little update on how the AMSAT NextGen Program 
> is doing @ Binghamton University . . .
> 
> (a) CONTROL & EXPERIMENT SYSTEMS
> - The Systems Engineering students are doing well analyzing the ARISSat 
> documentation and will be scheduling meetings with the primary AMSAT 
> engineering contact to discuss documentation questions.
> 
> - Identified Design Changes Needing to Occur for NextGen:
> * The Control/Safety Timer needs to be adapted to conform with the 
> CubeSat deployment switch standard
> * Consolidation of Camera functionality into a separate camera payload 
> board (functionality is currently spread across a number of boards in 
> the stack)
> 
> 
> (b) RF SYSTEMS
> - The Systems Engineering students are doing well analyzing the ARISSat 
> documentation and will be scheduling meetings with the primary AMSAT 
> engineering contact to discuss documentation questions.
> 
> - Identified Design Changes Needing to Occur for NextGen:
> * Antenna design choice - single dual-band vs dual mono-band
> *  New RF container design needed
> 
> 
> (c) POWER & STRUCTURE SYSTEMS
> - The Systems Engineering students are doing well analyzing the ARISSat 
> documentation and will be scheduling meetings with the primary AMSAT 
> engineering contact to discuss documentation questions.
> - The Hardware Engineering students have been busy creating a 
> preliminary design for solar panel deployment and use of supercapacitors 
> to replace the battery. A Preliminary Design Review is being scheduled 
> in mid-November with the AMSAT Engineering Team.
> 
> - Identified Design Changes Needing to Occur for NextGen:
> * Replace Battery with modular stacks of Supercapacitors in parallel to 
> the Solar Panels
> * Shrink ICB (Interconnect Board) to fit within CubeSat frame
> * Reduce PSU footprint by moving camera power function to a Camera 
> Payload Board (CPB)
> * Slight PSU voltage supply design change
> * Remove test/program load functionality from ICB to external test board 
> (XTB) via standard CubeSat & PPOD maintenance ports (per CubeSat spec.)
> 
> 
> We are still on-target to have an engineering model ready for the AMSAT 
> table at the 2010 Dayton Hamvention with readiness for launch later in 2010.
> 
> 
> Alex Harvilchuck, N3NP
> NextGen Program Manager
> 
> _______________________________________________
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