RE: [amsat-bb] Optical COmms experiment

[Kerry Banke <kbanke@xxxxxxxxxxxx>]

The green LEDs would be most visible to the eye.  The best LED efficiencies
right now I think are in the 8 percent region.
  - Kerry N6IZW -

>The uplink would be 70 cm CW.  THe downlink would be visual CW.  Peak
>LED power would be about 10w (does anyone know the power efficiency of
>LED's?)
>
>de WB4APR@amsat.org, Bob
>
>CUBESAT Designs     http://web.usna.navy.mil/~bruninga/cubesat.html
>APRS SATELLITES     http://web.usna.navy.mil/~bruninga/astars.html
>
>
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