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[dsp] Bell 202 AX-25 in DSP

Rich Osman lists at n1oz.net
Thu Nov 17 16:52:25 UTC 2011


On 11/17/2011 10:40 AM, John Koster wrote:
> I think what you have described has already been done using PC sound card.  
> You may find an example as one of the plugins for the Packet Engine 
> (by SV2AGW?)  Probably other examples.  
>
> On Thu, 17 Nov 2011, Alejandro Santos wrote:
>
>> Hi,
>>
>> I'm new on the DSP mailing list. I'm interested on developing a Bell
>> 202 AX-25 receiver using DSP on simple hardware like a PC. Has anyone
>> attempted on writing such program, perhaps implemented by a Goertzel
>> algorithm?
>>
>> 73 LU4EXT
>>
>>
Thomas Sailer (sp?) did an open source one for Linux years ago.  I
believe the SV2AGW uses that code directly.

http://www.linux-ax25.org/wiki/Soundmodem

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