Had anyone else seen the below errors with the GNU Radio live DVD when
running scanoo_rx?

Thanks,

Mike

--
Mike Jameson M0MIK BSc MIET
Email: m...@scanoo.com
Web: http://scanoo.com


---------- Forwarded message ----------
From: Mike Jameson <m...@scanoo.com>
Date: Wed, May 7, 2014 at 12:06 AM
Subject: Re: Scanoo Issue
To: Dimitris Siafarikas <jimsia...@hotmail.com>


Try rolling back the version of gnu radio to a prior version as it could be
a bug that has been recently introduced.

Mike

--
Mike Jameson M0MIK BSc MIET
Email: m...@scanoo.com
Web: http://scanoo.com


On Tue, May 6, 2014 at 11:27 PM, Dimitris Siafarikas
<jimsia...@hotmail.com>wrote:

> Both ways it gives me those errors. It starts this way:
>
>
>
> Loading: "/home/ubuntu/Desktop/scanoo.com_rx.grc"
>
> Error:
> /home/ubuntu/Desktop/scanoo.com_rx.grc:31:40:FATAL:PARSER:ERR_ATTRIBUTE_WITHOUT_VALUE:
> Specification mandate value for attribute data-pjax-transient
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:59:10:FATAL:PARSER:ERR_TAG_NAME_MISMATCH:
> Opening and ending tag mismatch: meta line 51 and head
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:104:7:FATAL:PARSER:ERR_TAG_NAME_MISMATCH:
> Opening and ending tag mismatch: input line 96 and div
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:139:8:FATAL:PARSER:ERR_TAG_NAME_MISMATCH:
> Opening and ending tag mismatch: input line 137 and form
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:142:9:FATAL:PARSER:ERR_TAG_NAME_MISMATCH:
> Opening and ending tag mismatch: form line 92 and div
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:148:30:FATAL:PARSER:ERR_ATTRIBUTE_WITHOUT_VALUE:
> Specification mandate value for attribute itemscope
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:148:30:FATAL:PARSER:ERR_SPACE_REQUIRED:
> attributes construct error
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:148:30:FATAL:PARSER:ERR_GT_REQUIRED:
> Couldn't find end of Start Tag div line 148
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:184:21:FATAL:PARSER:ERR_ATTRIBUTE_WITHOUT_VALUE:
> Specification mandate value for attribute itemscope
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:184:21:FATAL:PARSER:ERR_SPACE_REQUIRED:
> attributes construct error
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:184:21:FATAL:PARSER:ERR_GT_REQUIRED:
> Couldn't find end of Start Tag h1 line 184
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:195:14:FATAL:PARSER:ERR_TAG_NAME_MISMATCH:
> Opening and ending tag mismatch: div line 153 and h1
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:270:9:FATAL:PARSER:ERR_TAG_NAME_MISMATCH:
> Opening and ending tag mismatch: input line 265 and div
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:285:9:FATAL:PARSER:ERR_TAG_NAME_MISMATCH:
> Opening and ending tag mismatch: input line 280 and div
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:312:41:FATAL:PARSER:ERR_ATTRIBUTE_WITHOUT_VALUE:
> Specification mandate value for attribute data-pjax-container
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:321:17:FATAL:PARSER:ERR_ATTRIBUTE_WITHOUT_VALUE:
> Specification mandate value for attribute data-pjax
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:321:17:FATAL:PARSER:ERR_SPACE_REQUIRED:
> attributes construct error
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:321:17:FATAL:PARSER:ERR_GT_REQUIRED:
> Couldn't find end of Start Tag a line 321
>
>
>
> …
>
> …
>
> …
>
>
>
> *From:* mikej...@gmail.com [mailto:mikej...@gmail.com] *On Behalf Of *Mike
> Jameson
> *Sent:* Tuesday, May 06, 2014 11:45 PM
>
> *To:* Dimitris Siafarikas
> *Subject:* Re: Scanoo Issue
>
>
>
> I've not seen that error before.  Did you load 'gnuradio-companion' and
> then click open or attempt to run the grc file via the command line where
> it was mistakenly recognised as a bash script?
>
> It works for me on Ubuntu 12.04 LTS x64 with GNU Radio installed via
> pybombs.
>
>
>
> Mike
>
>
> --
> Mike Jameson M0MIK BSc MIET
> Email: m...@scanoo.com
> Web: http://scanoo.com
>
>
>
> On Tue, May 6, 2014 at 7:04 PM, Dimitris Siafarikas <jimsia...@hotmail.com>
> wrote:
>
> Mile,
>
>
>
> I tried to open your .grc file but upon doing so, I got that error:
>
>
>
> /home/ubuntu/Desktop/scanoo.com_rx.grc:5693:64922:FATAL:PARSER:ERR_UNDECLARED_ENTITY:
> Entity 'nbsp' not defined
>
>
>
>
>
> Do you know what causes the error?
>
>
>
> I opened it with GNU Radio Live DVD with GNU Radio 3.7.3
>
>
>
> *From:* mikej...@gmail.com [mailto:mikej...@gmail.com] *On Behalf Of *Mike
> Jameson
> *Sent:* Tuesday, May 06, 2014 6:54 PM
> *To:* Dimitris Siafarikas
> *Subject:* Re: Scanoo Issue
>
>
>
> Dimitris,
>
>
> From memory the strongest signal is determined by looking at the maximum
> value of the vector probe result by using the max() function.  In order to
> get the second strongest signal I'd sort the vector probe result into order
> of magnitude and then go down the list until the frequency is not in the
> passband of the strongest signal.  Each bin is 500hz wide i think so that
> is why you will probably have the 1st, 2nd, 3rd and 4th place etc all being
> within the strongest signal's bandwidth and then you'll be able to find the
> second strongest signal in the first result which doesn't have a frequency
> within the strongest signal's bandwidth.
>
>
>
> I was thinking of implementing this feature in a future release so for
> example the left speaker can be the strongest signal and the second
> strongest signal can be in the right speaker.  The more speakers you have
> the more of a surround sound style radio listening experience one gets :)
>
>
>
> Mike
>
>
> --
> Mike Jameson M0MIK BSc MIET
> Email: m...@scanoo.com
> Web: http://scanoo.com
>
>
>
> On Tue, May 6, 2014 at 4:00 PM, Dimitris Siafarikas <jimsia...@hotmail.com>
> wrote:
>
> Hello Mike,
>
>
>
> It seems that (as far  I can see from the photos) that scanoo will do what
> I need, i.e find the strongest signal within the Rx bandwidth. But what
> happens if I want to lock and measure the frequency of the second strongest
> signal?
>
> I attach a waterfall plot to consider. This comes from CW radar. This is
> the Rx signal I get when I have a moving target. So I would like to measure
> the exact frequency which is obviously different than zero.
>
> Is there any option to do that?
>
>
>
>
>
> Thank you in advance!
>
>
>
>
>
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