gr-ais with osmosdr

Christian Gagneraud chris at techworks.ie
Mon Aug 6 15:56:26 UTC 2012


Hi Nick,

On 05/08/12 22:13, Nick Foster wrote:
> On Sun, Aug 5, 2012 at 11:45 AM, Christian Gagneraud <chris at techworks.ie
[...]
> Yep, I'll pull it back in. I'm also going to need your help vetting the
> changes against the FCD, as I don't have one. I do have an RTL dongle I

No problem, I can run test whenever you want.

> can do some testing with. Have you had much success with AIS on RTL?

Yes, It works as well as the FCD. I can't say it work the same, since 
sometimes the FCD picks up AIS messages the RTL doesn't, and sometimes 
it is exactly the opposite.

Chris

>
> --n
>
>
>     The default settings for UHD are 256Khz sampling with decimation
>     filter 4, with this change, the decimation is one when using FCD
>     (96KHz fixed frequency) and 16 for RTL when used at 1.024MHz (this
>     was the minimum working frequency for me).
>     Or maybe would you prefer to allow the user to set it manually, and
>     use this technique as a fall back only.
>
>     Please let me know what you guys think.
>
>     Thx,
>     Chris
>
>     --
>     Christian Gagneraud,
>     Embedded systems engineer.
>     Techworks Marine
>     1 Harbour road
>     Dun Laoghaire
>     Co. Dublin
>     Ireland
>     Tel: + 353 (0) 1 236 5990 <tel:%2B%20353%20%280%29%201%20236%205990>
>     Web: http://www.techworks.ie/
>
>


-- 
Christian Gagneraud,
Embedded systems engineer.
Techworks Marine
1 Harbour road
Dun Laoghaire
Co. Dublin
Ireland
Tel: + 353 (0) 1 236 5990
Web: http://www.techworks.ie/




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