[Vk5-wx-sonde] new decoder

Anthony Danglmaier vk5fgmh at gmail.com
Sat Jun 23 01:31:37 PDT 2018


Using a repurposed sonde with Horus hex file

On Sat., 23 Jun. 2018, 5:59 pm Mark Jessop via Vk5-wx-sonde, <
vk5-wx-sonde at vk5fo.com> wrote:

> The horusbinary.py script will report errors if what is receives is
> corrupt or invalid, but it will keep on running.
> I suspect the version of netcat you have on your system may take different
> arguments to what's on my machines (which is weird.. i've been testing on
> Ubuntu 18.04). Try with:
> nc -l -u -p 7355 localhost
>
> (If you run this command by itself, with GQRX running and UDP output
> enabled, you should see a bunch of gibberish flood your terminal - that way
> you know it's working).
>
> Your second example won't work at all. If you don't specify --stdin,
> horusbinary.py expects to be receiving the binary packet data via UDP,
> which it won't get from the horus_demod utility.
>
> What are you using as a test signal source?
>
> Cheers,
> Mark
>
> On Sat, Jun 23, 2018 at 5:47 PM, Anthony Danglmaier via Vk5-wx-sonde <
> vk5-wx-sonde at vk5fo.com> wrote:
>
>> if we run the command line the other way we get this.
>>
>> nc -l -u localhost 7355 | ./horus_demod -m binary - - | python
>> horusbinary.py --stdin --noupload
>>
>>
>> 2018-06-23 17:43:30,688 INFO: Hexadecimal Sentence:
>> 2018-06-23 17:43:30,688 ERROR: Error parsing binary telemetry - unpack
>> requires a string argument of length 22
>>
>> and if we run this
>> $ nc -l -u localhost 7355 | ./horus_demod -m binary - - | python
>> horusbinary.py --noupload
>>
>> we get this
>>
>>
>> UDP listen needs -p arg
>> 2018-06-23 17:46:20,767 INFO: Using User Callsign: VK5FGMH
>> 2018-06-23 17:46:20,767 INFO: Using Payload Callsign: HORUSBINARY
>> 2018-06-23 17:46:20,767 INFO: Started Habitat Uploader Thread.
>> 2018-06-23 17:46:20,767 INFO: Opened UDP socket on port 55690.
>> 2018-06-23 17:46:20,767 INFO: Started Horus Binary Uploader. Hit CTRL-C
>> to exit.
>>
>>
>> On Sat, Jun 23, 2018 at 8:08 AM, Mark Jessop via Vk5-wx-sonde <
>> vk5-wx-sonde at vk5fo.com> wrote:
>>
>>> That command line is back-to-front. The nc -l -u localhost 7335 part
>>> should be at the start, i.e.:
>>>
>>> $ nc -l -u localhost 7355 | ./horus_demod -m binary - - | python
>>> horusbinary.py --stdin
>>>
>>> If you run `git pull`, I've added in two helper scripts,
>>> start_gqrx_rx.sh and start_soundcard_rx.sh which you can run.
>>>
>>> (Note that if you've changed user.cfg, the 'git pull' command may barf.
>>> In this case, you may need to run 'git stash', then 'git pull', and then
>>> re-edit the config file.)
>>>
>>> Cheers,
>>> Mark
>>>
>>> On Sat, Jun 23, 2018 at 5:27 PM, Anthony Danglmaier via Vk5-wx-sonde <
>>> vk5-wx-sonde at vk5fo.com> wrote:
>>>
>>>> I can get the command line version running but it has a extra line
>>>> regarding UDP
>>>>
>>>> tony at mx1:~/horusbinary
>>>> $ ./horus_demod -m RTTY - - | python horusbinary.py --stdin --noupload
>>>> | nc -l -u localhost 7335
>>>> UDP listen needs -p arg
>>>> 2018-06-23 17:25:04,964 INFO: Using User Callsign: VK5FGMH
>>>> 2018-06-23 17:25:04,964 INFO: Using Payload Callsign: HORUSBINARY
>>>> 2018-06-23 17:25:04,965 INFO: Started Habitat Uploader Thread.
>>>> 2018-06-23 17:25:04,965 INFO: Waiting for data on stdin.
>>>> 2018-06-23 17:25:04,965 INFO: Started Horus Binary Uploader. Hit CTRL-C
>>>> to exit.
>>>>
>>>> On Sat, Jun 23, 2018 at 7:04 AM, Mark Jessop via Vk5-wx-sonde <
>>>> vk5-wx-sonde at vk5fo.com> wrote:
>>>>
>>>>> The additions needed are not in the latest FreeDV debian/ubuntu
>>>>> package. They won't be there for quite some time.
>>>>> Remember, the additions that make the Horus Binary decoding possible
>>>>> were only added in last weekend, and only finalised mid-last-week! This is
>>>>> all very very new!
>>>>>
>>>>> Realistically your best bet at this point is to compile FreeDV-Dev
>>>>> from source. There are instructions on how to do this here:
>>>>> https://svn.code.sf.net/p/freetel/code/freedv-dev/README.txt
>>>>>
>>>>> Alternatively, you can just use the command-line version using output
>>>>> from GQRX:
>>>>> https://github.com/projecthorus/horusbinary#demodulating-using-gqrx
>>>>>
>>>>> I'm currently working on a guide to getting things running under
>>>>> Windows (for which we have installers), but the actual operation part will
>>>>> be applicable to Linux too.
>>>>>
>>>>> Cheers,
>>>>> Mark VK5QI
>>>>>
>>>>>
>>>>> On Sat, Jun 23, 2018 at 4:28 PM, Steve via Vk5-wx-sonde <
>>>>> vk5-wx-sonde at vk5fo.com> wrote:
>>>>>
>>>>>>  no luck getting this going
>>>>>>
>>>>>> slill using lubuntu 17.10
>>>>>>
>>>>>> cant install latest freedv due to dependency issues
>>>>>> freedv wont go in coz it wants libc6 >= 2.27
>>>>>> libcodec2-0.8 wont go in coz it wants libc6 >= 2.27
>>>>>>  libc6_2.27.-3_amd64.deb   wont install ????
>>>>>> package just hangs with no complaints, but does nothing
>>>>>>
>>>>>> may have to force the upgrade to 18.04 on the weekend
>>>>>>
>>>>>>
>>>>>> There will be a re-programmed RS41 going up on the AREG/Horus launch
>>>>>> on the 30th of June.
>>>>>> It'll be running the 'Horus Binary' 4FSK modem. At the moment we only
>>>>>> have a linux-based demodulator for this, information on which is here:
>>>>>>
>>>>>> Tried following the instructions on my main box , l   , now wx-sonde
>>>>>> decoder not working anymore as well :(
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Using Opera's mail client: http://www.opera.com/mail/
>>>>>>
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>>>>>>
>>>>>
>>>>>
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>>>>>
>>>>
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