[amsat-bb] DSLWP UHF Test Plan on May 31, Jun 1 and Jun 3

[Jean Marc Momplé]

Dimitry,

I get the same message about packet drop or RuntimeError: Connection
refused, have you been able to solve this?

Also the JT4 Flowchart does not seems to work.

Reading the GNU Radio Tutorials to try to understand...

73


Jean Marc (3B8DU)

On 2 June 2018 at 21:26, Dimitry Borzenko <4z5cp at bezeqint.net> wrote:

> Hello Wei and group.
> Have checked new LiveCD- makes problem, FrontEnd DSLWP RXRTL loads 4 i7
> CPUs 90%, so demodulator doesn't works terminal show message about too many
> packet drops.....
>
> de 4z5cp
>
> ------ Original Message ------
> From: "韦明川" <wmc_jx at 163.com>
> To: "amsat-bb at amsat.org" <amsat-bb at amsat.org>
> Sent: 31.05.2018 11:32:18
> Subject: [amsat-bb] DSLWP UHF Test Plan on May 31, Jun 1 and Jun 3
>
> Hi OMs,
>>
>>
>> We are planning two tests for UHF of DSLWP-B, from 31 May 16:00 UTC to 31
>> May 18:00 UTC, and from 1 Jun 02:00 UTC to 1 Jun 04:00 UTC.
>>
>>
>> We will change the mode of the transmitters to 250 bps GMSK and JT4G on
>> 435.4 MHz (GMSK every 5 min, JT4G every 10 min, JT4G has higher priority),
>> and 250 bps GMSK on 436.4 MHz (every 5 min). Corresponding demod grcs
>> should be used.
>>
>>
>> Some more tests are planned on Jun 3, and detailed time TBD.
>>
>>
>> The temperature of onboard batteries is a little higher than expected,
>> that's why UHF is not always on.
>>
>>
>>
>> Tracking file updates can be found on: https://github.com/bg2bhc/dslw
>> p_doc or http://lilacsat.hit.edu.cn/tle/program_tracking_dslwp-b.txt
>>
>>
>> Updated version of Live CD:
>> https://drive.google.com/file/d/1Ptga7XfgQ--qsnD4QhpNiRRUIW3
>> c626L/view?usp=sharing
>>
>>
>> Best Regards and 73!
>>
>>
>> Wei BG2BHC
>>
>>
>>
>>
>>
>>
>>
>> --
>>
>> WEI Mingchuan
>>
>>
>> Research Center of Satellite Technology
>> Harbin Institute of Technology
>> mobile: +86-189-4501-5242
>> e-mail: wmc_jx at 163.com; bg2bhc at gmail.com
>> _______________________________________________
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>
> _______________________________________________
> Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available
> to all interested persons worldwide without requiring membership. Opinions
> expressed
> are solely those of the author, and do not reflect the official views of
> AMSAT-NA.
> Not an AMSAT-NA member? Join now to support the amateur satellite program!
> Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb
>