[Ronja] Ronja Low Distance

PRAMOD YADUVANSHI pkyaduvanshi at gmail.com
Mon Oct 27 05:07:48 GMT 2008


You can use one single IC for driving and replace High power LED with normal
RED Led

2008/10/26 <pedro.lopezestepa at epfl.ch>

> Hello,
>
> I want to do it for 2 meter and with a MIC for do the modulation, its
> posible use ronja desing for the LED's drive?
>
> Best,
>
>
> Karel Kulhavy <twibright at hispeed.ch> ha escrito:
>
> > ---- pedro.lopezestepa at epfl.ch schrieb:
> >> Hello,
> >>
> >> I have a question to do Ronja in low distance without lents. Do you
> >> know if its posible to scale?
> >
> > Without lens Ronja goes only about 2 meters, see the Ronja testing
> > procedure http://ronja.twibright.com/testing/ned_tetrapolis.php
> >
> > With scale do you think improve this distance without lens? One
> > could use multiple transmitters or a photodiode with a greater area.
> > The architecture of the Ronja receiver allows arbitrarily high
> > photodiode capacitance.
> >
> > Karel
> >
> >
>
>
>
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