[chirp_users] Download From Radio under Ubuntu 20.04 error

Robert Withers
Wed Apr 7 15:30:34 PDT 2021


Yes, thanks for trying to help me use Chirp! I will move this discussion
to my local club list.

Thanks much!
Robert

On 4/7/21 6:08 PM, Nigel A. Gunn G8IFF/W8IFF wrote:
> On receive, audio DSP takes audio from the receiver's detector and possibly feeds it back into the audio stages.
> On transmit, the DSP gets it's audio from your microphone and feeds the processed audio directly into the radio's modulator.
> In both cases, you bypass any audio processing within the radio.
>
> DSP on HF receivers is done either at signal (RF) frequency or at the radio's intermediate frequency.
>
> In either case you're unlikely to do it with a standard hand held radio without some surgery.
>
> You can buy VHF/UHF data radios without and audio stages.
>
> If you want to inject video data, or data with a similar bandwedth then you're looking for a radio with an IF 6-10MHz wide. Available but uncommon.
>
> Also, this has no connection with a Chirp egroup. Chirp is software for programming the memories of your regular voice radio.
>
>
>> On 07/04/2021 17:50 Robert Withers <robert.withers at pm.me> wrote:
>>
>>
>> An additional query. How is DSP done, then? I thought that is what I was
>> looking to do, with a program running on connected computers, doing the
>> processing of the digital data.
>>




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