MODE C decoding

Allan Healy allan.healy121 at gmail.com
Mon Feb 17 16:45:20 UTC 2014


Yeah that’s true. I am thinking if I could get the Automatic Gain Control of the transmission from the plane I might be able to give a really rough guesstimate where the plane is in a 2D axis.
On 17 Feb 2014, at 16:22, Stefan Sydow <st at metafly.info> wrote:

> Hi,
> 
> as far as I know interrogation requests are send on 1030MHz with a
> higher bandwidth and a different modulation scheme.
> 
> Stefan
> 
> Am 17.02.2014 17:11, schrieb Sylvain AZARIAN:
>> Hi ,
>> 
>> just one comment : the interrogation is periodic and stable.. the request
>> is transmitted by a rotating antenna turning at constant speed. If you can
>> get the direct path to the interrogation system, you may estimate the
>> round-trip time and then when the interrogation pulse is sent
>> 
>> sylvain
>> 
> 
> 





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