Re: [Discuss-gnuradio] Any example to show me how to use the " QAM Demod " module?

Hi, Mueller

Thanks for your rely!

Are there any good gnuradio QAM mod/demod examples (Do not use QAM
modules) to learn ?

Thanks！

On 2018年10月08日 18:35, Müller, Marcus (CEL) wrote:
> Dear Eric,
>
> the QAM Demod and Mod blocks are deprecated. Thus, please don't use
> them! We can't help you if anything doesn't work, and they randomly
> drop data.
>
>> I confused about the output data format of the QAM Demod module and
> how to deal with them.
>
> That output is just the bits contained in the QAM modulation.
>
>
> I can't with a good conscience tell you what *not* to use without
> telling you *what* to use. So:
>
> go into your /usr[/local]/share/gnuradio/examples/digital/packet.
> You'll find packet_loopback_hier. By default, it's configured to be a
> QPSK, but you can change the Constellation object to your heart's
> delight. Try with the default first! That's a 4-QAM right there ;)
>
> Best regards,
> Marcus
>
>
> On Mon, 2018-10-08 at 16:52 +0800, eric.zeng wrote:
>> Hi， ALL
>> Are there any good examples or documents to teach me how to use the " QAM Demod " module?
>> I confused about the output data format of the QAM Demod module and how to deal with them.
>> And why QAM demod do not output a complex data?
>> I also found the description of the "QAM Demod" block is the same as "QAM Mod" module.
>> Any documents tell us how the QAM demod works?
>> Thanks very much!
>>
>> _______________________________________________
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