Hello to the group a question Roger Rehr W3SZ you have, the Date and
Reverse time for this gives you error date 4/2/2018, correct
02/04/2018 time error 2: 57: 19.AM.05 correct 02:57:19 , 57
73 ik1hgi Tony
2018-04-04 6:49 GMT+02:00 Roger Rehr W3SZ <[email protected]>:
> Hi Paul,
>
> I also get the PRQ R decode if I have message length set to 6. But if I
> set message length to 5 as suggested by Domenico, I do get the expected
> DF6NM decoder output. See attached.
>
> I also do not know why the strange time offset...I get the same start
> offset of -195540.05 that you got and have to manually enter the 160.95
> into the decoder. But when I do that, it works :)
>
> You should also get a nice FFT when you click Launch Show_raw_sy. I
> attached an example. If you don't see that then your settings are wrong.
>
> And then setting frequency to 137522.000313 and message length to 6 I
> get IW4DXW decode as well, also attached, as Result2 and FFT2.
>
> 73,
>
> Roger W3SZ
>
> On 4/3/2018 3:47 PM, N1BUG wrote:
>> Here is the problem I am having. Notice the calculated time offset:
>>
>> http://www.n1bug.com/eb1.jpg
>>
>> If I run EbNaut-rx with that I get:
>>
>> http://www.n1bug.com/eb2.jpg
>>
>> If I edit the time in EbNaut-rx to 160.95 s and run it I get this:
>>
>> http://www.n1bug.com/eb3.jpg
>>
>> Is the last decoder output correct?
>> What could be causing the time calculation problem?
>>
>> 73,
>> Paul N1BUG
>>
>>
>>
>> On 04/03/2018 02:09 PM, N1BUG wrote:
>>> OK, thanks Rik and Roger.
>>>
>>> I tried again following Rik's instructions and it installed without
>>> problems. I need to brush up on my Italian. :-)
>>>
>>> So far I cannot get EbNaut-rx to decode anything but I am probably
>>> doing something wrong.
>>>
>>> I'm a bit confused about what I should enter for frequency, since
>>> one screen shot shows 137.520, the other 137.522.
>>>
>>> I am getting a start offset number in the negative thousands of
>>> seconds, not the 160.95 shown in the screen shot.
>>>
>>> 73,
>>> Paul N1BUG
>>>
>>>
>>> On 04/03/2018 11:32 AM, Roger Rehr W3SZ wrote:
>>>> After receiving this email from Paul, out of curiosity I tried to
>>>> install iz7slz EbNaut launchpad here on Windows 10 Pro 64 bit and it
>>>> installed without problems and the GUI comes up OK.
>>>>
>>>> I am not using EbNaut so I did not do further testing of program
>>>> function after the successful installation.
>>>>
>>>> There was one notification during install because the version of
>>>> COMDLG32.OCX that it wanted to install was older than the version on my
>>>> system, and it asked if I wanted to keep the version I had so of course
>>>> I said Yes. I suspect that answering either "Yes" or "No" would have
>>>> been satisfactory.
>>>>
>>>> The notification that I saw is here:
>>>> http://http://w3sz.x10.mx/EbNautInstallError1.PNG
>>>>
>>>> The GUI I see after install, given here for "proof of life", is here:
>>>> http://w3sz.x10.mx/eBNautInstallGUI.PNG
>>>>
>>>> If this didn't install for you then the issue is likely either [1]
>>>> something particular to your system, or [2] a result of needed files not
>>>> being included in the distribution which I happen to have because I use
>>>> my system for development purposes, with the presence of these files on
>>>> my system before attempted installation preventing me from getting the
>>>> install error (and permitting successful installation).
>>>>
>>>> 73,
>>>>
>>>> Roger Rehr
>>>> W3SZ
>>>>
>>>> On 4/3/2018 9:12 AM, N1BUG wrote:
>>>>> I had a few minutes between meetings so I tried it...
>>>>>
>>>>> It will not install in Windows 10 64 bit. There were some error
>>>>> messages in Italian which I did not understand but the installation
>>>>> failed.
>>>>>
>>>>> 73,
>>>>> Paul
>>>>>
>>>>>
>>>>> On 04/03/2018 08:51 AM, N1BUG wrote:
>>>>>> Hello Domenico,
>>>>>>
>>>>>> I am not yet using EbNaut. Seems not any time soon for me. But I am
>>>>>> very interested.
>>>>>>
>>>>>> I want to say thank you for taking the time to develop and share
>>>>>> this application. As I said before, if EbNaut is ever to become a
>>>>>> mainstream mode on LF it must be made easier to use and the hardware
>>>>>> setup easier to understand and build.
>>>>>>
>>>>>> I have no possibility to receive EbNaut over the air but I could
>>>>>> install and test this under Windows 10 with the included sample
>>>>>> file. I will try it when I get a bit of free time, hopefully today.
>>>>>>
>>>>>> Your application is not stupid! It is an important step toward
>>>>>> making EbNaut more user friendly and therefore accessible to more
>>>>>> people!
>>>>>>
>>>>>> 73,
>>>>>> Paul N1BUG
>>>>>>
>>>>>>
>>>>>> On 04/03/2018 08:04 AM, Domenico IZ7SLZ wrote:
>>>>>>> Hello EbNauters,
>>>>>>>
>>>>>>> some time ago i wrote a very stupid application for calculating the
>>>>>>> offsets for a wave file under analisys and launch the Paul
>>>>>>> Nicholson's application *EbNaut-rx.exe* with some field already filled.
>>>>>>>
>>>>>>> Now i have added some further facilities (i know that the
>>>>>>> application remains stupid in respect the great works done by Paul,
>>>>>>> Markus, Wolf !! 😀) .
>>>>>>>
>>>>>>> First of all, EbLaunch can launch DF6NM's FFT application that is
>>>>>>> used to convert the FFT raw text file (coming from the Spectrum Lab
>>>>>>> session) to a wave file prepared for EbNaut-rx.
>>>>>>>
>>>>>>> Just check or fill the correct 'sr.ini' parameters shown on the top
>>>>>>> of the program (see screenshot 1). Then select the .txt file and
>>>>>>> press 'Convert raw FFT...." button . A new .wav file will be
>>>>>>> generated in the same directory.
>>>>>>>
>>>>>>> Then you can select this wave file, fill various fields as symbol
>>>>>>> lenght, no.of characters, polinomian, no. of cores, and time and
>>>>>>> frequency of the transmission to be decoded (see screenshot 2). You
>>>>>>> can press "calculate offsets" button to check the values, then you
>>>>>>> can launch EbNaut-rx with the button.
>>>>>>>
>>>>>>> It works also if you are using a wave file generated directly from
>>>>>>> Spectrum Lab by using EbNaut-recorder function ("Wolf's method").
>>>>>>>
>>>>>>> Before pressing EbNaut-rx RUN button, please check the *CRC *value
>>>>>>> becouse it may differs from the default CRC16 .
>>>>>>>
>>>>>>> After that, you can open the 'squared signal' plot program (tnx
>>>>>>> Markus) just clicking on the button "show_raw_..."
>>>>>>>
>>>>>>> The program EbLaunch is uploaded on my Gdrive
>>>>>>> https://drive.google.com/open?id=1oF6dxXqWlP5Z2mkqQr-CTooCsdHeEu7k
>>>>>>> The setup program does install everythings in one directory
>>>>>>> including EbNaut-rx.exe and DF6NM's utilities. There is also the
>>>>>>> test FFT raw file shown in the pictures.
>>>>>>>
>>>>>>> EbLaunch is written in ancient VB6, i have tested it on Win7: it
>>>>>>> seems working. I ask, whom is interested, to test it and report the
>>>>>>> bugs.
>>>>>>>
>>>>>>> Scope of this program is to help newcomers in the calculations and
>>>>>>> also to help the skilled people (not me : i always make mistakes !)
>>>>>>> to do immediate calculations if in hurry during an EbNaut QSO.
>>>>>>>
>>>>>>> 73, Domenico IZ7SLZ
>
--
Salve Antonio ik1hgi
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Antonio ik1hgi 73
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