[Vk5-wx-sonde] Today

Sun Apr 7 23:18:55 PDT 2019

Another one just up on 400.2

Regards,

Liam VK5LJG 

-------------------------------------
Liam Gunning
liam.gunning at icloud.com

Sent from iPhone

> On 8 Apr 2019, at 13:52, Mark Jessop <vk5qi at rfhead.net> wrote:
> 
> Apparently this type can be configured to maintain radio silence until a few km alt on ascent, so even DFing them might not reveal the launch site. 
> 
> Still, not that many places these can come from. My guess would be a training exercise at the RAAF base.
> 
> 73
> Mark
> 
> Sent by means most mobile.
> 
>> On Mon., 8 Apr. 2019, 14:20 Liam Gunning, <liam.gunning at icloud.com> wrote:
>> Another one up on 402.1
>> 
>> Regards,
>> 
>> Liam VK5LJG 
>> 
>> -------------------------------------
>> Liam Gunning
>> liam.gunning at icloud.com
>> 
>> 
>> Sent from iPhone
>> 
>>> On 8 Apr 2019, at 13:41, Mark Jessop via Vk5-wx-sonde <vk5-wx-sonde at vk5fo.com> wrote:
>>> 
>>> Mystery solved! The packets are *encrypted*!!!!
>>> Did a lot of digging in the packets, and they match the format of the RS41-SGM (Military) variant.
>>> I suspect these are not BOM launches, but possibly from the RAAF base. 
>>> 
>>> The BOM are still waiting for their firmware patch to start launches again.
>>> 
>>> 73
>>> Mark VK5QI
>>> 
>>> Sent by means most mobile.
>>> 
>>>> On Mon., 8 Apr. 2019, 13:25 Peter Wegener via Vk5-wx-sonde, <vk5-wx-sonde at vk5fo.com> wrote:
>>>> Another one on 401.000  now  12.50pm
>>>> 
>>>> Peter vk5pw 
>>>> 
>>>> 
>>>> ----- Original Message -----
>>>> From:
>>>> vk5-wx-sonde at vk5fo.com
>>>> 
>>>> To:
>>>> <vk5-wx-sonde at vk5fo.com>
>>>> Cc:
>>>> "Steve" <vk5st at iinet.net.au>
>>>> Sent:
>>>> Mon, 08 Apr 2019 12:24:07 +0930
>>>> Subject:
>>>> Re: [Vk5-wx-sonde] Today
>>>> 
>>>> 
>>>> Another one up on 402.0 now
>>>> 
>>>> the last P series on habhub was  14hrs ago from the vasalia test site ???
>>>> 
>>>> 
>>>> 
>>>> On Mon, 08 Apr 2019 11:48:21 +0930, Mark Jessop via Vk5-wx-sonde <vk5-wx-sonde at vk5fo.com> wrote:
>>>> 
>>>> Not sure. Some observations by Liam shows that the sondes appear to know when they are descending, so it looks like the internal GPS is working.
>>>> However, given we're not decoding anything sensible on the ground, it suggests the telemetry format has changed. 
>>>> 
>>>> I suspect it might be a few days before we have a resolution to this issue.
>>>> 
>>>> 73
>>>> Mark VK5QI
>>>> 
>>>>> On Mon, Apr 8, 2019 at 12:00 PM Steve via Vk5-wx-sonde <vk5-wx-sonde at vk5fo.com> wrote:
>>>>> another signal now on 403.0 , still no decodes , perhaps the BOM is having trouble too.
>>>>> 
>>>>> 
>>>>> On Mon, 08 Apr 2019 10:12:54 +0930, Mark Jessop via Vk5-wx-sonde <vk5-wx-sonde at vk5fo.com> wrote:
>>>>> 
>>>>> So auto_rx is definitely detecting the sonde correctly, but it's not extracting GPS coords from the sonde telemetry, hence why its timing out.
>>>>> 
>>>>> The sonde in the air over Adelaide has serial R0230556, but I can't get GPS positions out of its telemetry.
>>>>> 
>>>>> This is going to take me a little bit to figure out. I'm also just about to fly out from Horn Island today.
>>>>> 
>>>>> 73
>>>>> Mark
>>>>> 
>>>>>> On Mon, Apr 8, 2019 at 10:38 AM Liam Gunning <liam.gunning at icloud.com> wrote:
>>>>>> Just had a quick look at habhub. 
>>>>>> 
>>>>>> No sondes on the map in VK at the moment. 
>>>>>> 
>>>>>> Also thought it was strange that both Perth and Melbourne set off 3 each yesterday morning. Adelaide set off 2.
>>>>>> 
>>>>>> I didn’t have a launch in the log for last night either. 
>>>>>> 
>>>>>> Regards,
>>>>>> 
>>>>>> Liam VK5LJG 
>>>>>> 
>>>>>> -------------------------------------
>>>>>> Liam Gunning
>>>>>> liam.gunning at icloud.com
>>>>>> 
>>>>>> Sent from iPhone
>>>>>> 
>>>>>> On 8 Apr 2019, at 09:58, Mark Jessop via Vk5-wx-sonde <vk5-wx-sonde at vk5fo.com> wrote:
>>>>>> 
>>>>>> Yep there is definitely something broken. Probably GPS rollover related.
>>>>>> 
>>>>>> Will look into it.
>>>>>> 
>>>>>> 73
>>>>>> Mark
>>>>>> 
>>>>>>> On Mon, Apr 8, 2019 at 10:22 AM Robert Middelmann via Vk5-wx-sonde <vk5-wx-sonde at vk5fo.com> wrote:
>>>>>>> Hi everyone
>>>>>>> what has happend with todays sonde It was on 402mhz could hear it
>>>>>>> fine on an SDR but no-one could decode it. my system would start the
>>>>>>> decode process then time out. Any ideas? mybe the GPS bug has got it
>>>>>>> 
>>>>>>> Rob VK5TRM
>>>>>>> 
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>>>>> 
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