[App_rpt-users] App_rpt-users Digest, Vol 13, Issue 11

Orland Lopez ki6lnx at gmail.com
Fri Mar 12 02:35:31 EST 2010


OK  it worked, I was using a disc with an older version and somehow got it
mixed up with the latest and greatest version. I popped that thing in there
and took it like a champ.

I'll try installing the limey version at a later time.  Thanks guys de
kilo-india-6-elle-n ekx

On Thu, Mar 11, 2010 at 9:00 AM, <app_rpt-users-request at qrvc.com> wrote:

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> Today's Topics:
>
>   1. acid Install (Orland Lopez)
>   2. Re: acid Install (Doug Bade)
>   3. 12.5 kHz repeaters support (Jann Traschewski)
>   4. Re: 12.5 kHz repeaters support (Doug Bade)
>   5. Re: 12.5 kHz repeaters support (Ralph A. Schmid, dk5ras)
>   6. Re: 12.5 kHz repeaters support (Doug Bade)
>   7. Re: 12.5 kHz repeaters support (Ralph A. Schmid, dk5ras)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 10 Mar 2010 11:17:12 -0800
> From: Orland Lopez <ki6lnx at gmail.com>
> Subject: [App_rpt-users] acid Install
> To: app_rpt-users at qrvc.com
> Message-ID:
>        <39c51e0f1003101117v568a8946pd61061d0bc543f92 at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Hello, Everyone, I have a question that i saw it in the past emails
>
> I am trying  to install  the image on the intel D945GCLF motherboard, it
> will install  and tried to go to the Phase1 post install but fails,
>  instead, it gets me the log in prompt, and I have not set a root password
> at that point.   I read something about it last year and cant seem to find
> it in the archives. as hard as Im trying I cant remember Can you guys
> refresh my mind . I  cant remember the default passwords when this happens
> so any help is really appreciated.
>
>
> Gracias y 73's
> Hasta la Vista
> KI6LNX
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> ------------------------------
>
> Message: 2
> Date: Wed, 10 Mar 2010 14:51:03 -0500
> From: "Doug Bade" <kd8b at thebades.net>
> Subject: Re: [App_rpt-users] acid Install
> To: "'Orland Lopez'" <ki6lnx at gmail.com>, <app_rpt-users at qrvc.com>
> Message-ID: <008e01cac08b$07db4c40$1791e4c0$@net>
> Content-Type: text/plain; charset="us-ascii"
>
> I answered directly but the ethernet chip in the D945GCLF board is not
> recognized by CentOS base install yet.. so it fails to connect to the
> internet, hence the install aborts..
>
> You need an Ethernet device for the rest of the install and do one of the
> following.. I prefer to just install with a usb ehternet dongle in line and
> pull it later.
>
>
>
> 2 choices.. add a pci above board to finish install or add a usb ethernet
> like Linksys that is recognized. after all the OS updates are done you can
> switch to the original Ethernet as the drivers for it will be added in the
> update/upgrade loads.
>
>
>
> Doug
>
> KD8B
>
>
>
>
>
>
>
>
>
> From: app_rpt-users-bounces at qrvc.com [mailto:
> app_rpt-users-bounces at qrvc.com]
> On Behalf Of Orland Lopez
> Sent: Wednesday, March 10, 2010 2:17 PM
> To: app_rpt-users at qrvc.com
> Subject: [App_rpt-users] acid Install
>
>
>
> Hello, Everyone, I have a question that i saw it in the past emails
>
>
>
> I am trying  to install  the image on the intel D945GCLF motherboard, it
> will install  and tried to go to the Phase1 post install but fails,
> instead, it gets me the log in prompt, and I have not set a root password
> at
> that point.   I read something about it last year and cant seem to find it
> in the archives. as hard as Im trying I cant remember Can you guys refresh
> my mind . I  cant remember the default passwords when this happens so any
> help is really appreciated.
>
>
>
>
> Gracias y 73's
> Hasta la Vista
> KI6LNX
>
> -------------- next part --------------
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>
> ------------------------------
>
> Message: 3
> Date: Thu, 11 Mar 2010 13:50:52 +0100
> From: "Jann Traschewski" <jann at gmx.de>
> Subject: [App_rpt-users] 12.5 kHz repeaters support
> To: "'app_rpt mailing list'" <app_rpt-users at qrvc.com>
> Message-ID: <4211375D36E94B65BA0E2922FDB537F6 at jann>
> Content-Type: text/plain;       charset="us-ascii"
>
> Hello,
>
> my 12.5 kHz repeater system has a long noise tail compared to my 20 kHz
> repeater system. Both use the USB URI with flat audio and carrier from dsp
> in carrier squelch mode.
>
> Moreover the rxnoise tuning comes with a warning:
>
> db0fox*CLI> radio tune rxnoise
> tune rxnoise maxtries=12, target=27000, tolerance=2750
> tries=0, setting=2, meas=15368
> tries=1, setting=4, meas=21645
> tries=2, setting=5, meas=26274
> tries=3, setting=5, meas=25744
> tries=4, setting=5, meas=26047
> tries=5, setting=5, meas=26010
> tries=6, setting=5, meas=26393
> DONE tries=6, setting=312, meas=26393, sqnoise=5990
> INFO: RX INPUT ADJUST SUCCESS.
> WARNING: Insufficient high frequency noise from receiver.
> WARNING: Rx input point may be de-emphasized and not flat.
>         usbradio.conf setting of 'carrierfrom=dsp' not recommended.
>
> New repeater systems in germany are now limited to 12.5 kHz. Would be nice
> to build them with the Asterisk/app_rpt system. Are there any plans to
> adjust the code for 12.5 kHz systems?
>
> I'll have a talk about the Asterisk/app_rpt system in two weeks at a
> conference in germany.
>
> Tnx,
> 73,
> Jann
>
>
> --
> Jann Traschewski, Drosselstr.1, D-90513 Zirndorf, Germany
> Tel.: +49-911-696971, Mobile: +49-170-1045937, E-Mail: jann at gmx.de
> Ham: DG8NGN / DB0VOX, http://www.qsl.net/dg8ngn, ICQ UIN: 4130182
>
>
>
>
> ------------------------------
>
> Message: 4
> Date: Thu, 11 Mar 2010 08:16:10 -0500
> From: "Doug Bade" <kd8b at thebades.net>
> Subject: Re: [App_rpt-users] 12.5 kHz repeaters support
> To: "'Jann Traschewski'" <jann at gmx.de>, "'app_rpt mailing list'"
>        <app_rpt-users at qrvc.com>
> Message-ID: <000601cac11d$058adf40$10a09dc0$@net>
> Content-Type: text/plain;       charset="us-ascii"
>
> One of the other distros for getting app_rpt running supports a narrowband
> toggle function. It is from www.xelatec.com/. They have a "switch" in the
> sw
> that toggles something in the dsp for 12k5 use. I played with it as our 900
> mhz band is mostly 12k5 equipment these days... It did work.. However.. in
> general The audio pickup point in the discriminator chain has more to do
> with getting enough white noise I think.. I had to play around some in the
> 900 gear but found points suitable for either distro..
>
> Doug
> KD8B
>
>
> -----Original Message-----
> From: app_rpt-users-bounces at qrvc.com [mailto:
> app_rpt-users-bounces at qrvc.com]
> On Behalf Of Jann Traschewski
> Sent: Thursday, March 11, 2010 7:51 AM
> To: 'app_rpt mailing list'
> Subject: [App_rpt-users] 12.5 kHz repeaters support
>
> Hello,
>
> my 12.5 kHz repeater system has a long noise tail compared to my 20 kHz
> repeater system. Both use the USB URI with flat audio and carrier from dsp
> in carrier squelch mode.
>
> Moreover the rxnoise tuning comes with a warning:
>
> db0fox*CLI> radio tune rxnoise
> tune rxnoise maxtries=12, target=27000, tolerance=2750
> tries=0, setting=2, meas=15368
> tries=1, setting=4, meas=21645
> tries=2, setting=5, meas=26274
> tries=3, setting=5, meas=25744
> tries=4, setting=5, meas=26047
> tries=5, setting=5, meas=26010
> tries=6, setting=5, meas=26393
> DONE tries=6, setting=312, meas=26393, sqnoise=5990
> INFO: RX INPUT ADJUST SUCCESS.
> WARNING: Insufficient high frequency noise from receiver.
> WARNING: Rx input point may be de-emphasized and not flat.
>         usbradio.conf setting of 'carrierfrom=dsp' not recommended.
>
> New repeater systems in germany are now limited to 12.5 kHz. Would be nice
> to build them with the Asterisk/app_rpt system. Are there any plans to
> adjust the code for 12.5 kHz systems?
>
> I'll have a talk about the Asterisk/app_rpt system in two weeks at a
> conference in germany.
>
> Tnx,
> 73,
> Jann
>
>
> --
> Jann Traschewski, Drosselstr.1, D-90513 Zirndorf, Germany
> Tel.: +49-911-696971, Mobile: +49-170-1045937, E-Mail: jann at gmx.de
> Ham: DG8NGN / DB0VOX, http://www.qsl.net/dg8ngn, ICQ UIN: 4130182
>
>
> _______________________________________________
> App_rpt-users mailing list
> App_rpt-users at qrvc.com
> http://qrvc.com/mailman/listinfo/app_rpt-users
>
>
>
> ------------------------------
>
> Message: 5
> Date: Thu, 11 Mar 2010 14:21:54 +0100
> From: "Ralph A. Schmid, dk5ras" <ralph at radio-link.net>
> Subject: Re: [App_rpt-users] 12.5 kHz repeaters support
> To: "Doug Bade" <kd8b at thebades.net>, "'Jann Traschewski'"
>        <jann at gmx.de>,  "'app_rpt mailing list'" <app_rpt-users at qrvc.com>
> Message-ID: <NKEEIFACLPLHPELJILGKIEMJCAAA.ralph at radio-link.net>
> Content-Type: text/plain;       charset="US-ASCII"
>
> Hi,
>
> > mhz band is mostly 12k5 equipment these days... It did work.. However..
> in
> > general The audio pickup point in the discriminator chain has more to do
> > with getting enough white noise I think.. I had to play around some in
> the
> > 900 gear but found points suitable for either distro..
>
> Please note that this is a commercial grade radio, no searching for a
> discriminator tap, but using the flat out that is provided by the
> manufacturer. Those radios should remain exchangable without modifying
> them,
> so this is not really an option :-) I will definetely not start soldering
> thin wires into my repeater radios, as I rely on direct replacement with a
> brand new radio in case of failure.
>
> > Doug
> > KD8B
>
> With best regards
>
> Ralph.
>
>
>
> ------------------------------
>
> Message: 6
> Date: Thu, 11 Mar 2010 08:54:51 -0500
> From: "Doug Bade" <kd8b at thebades.net>
> Subject: Re: [App_rpt-users] 12.5 kHz repeaters support
> To: "'Ralph A. Schmid, dk5ras'" <ralph at radio-link.net>, "'Jann
>        Traschewski'" <jann at gmx.de>,    "'app_rpt mailing list'"
>        <app_rpt-users at qrvc.com>
> Message-ID: <002501cac122$6c7dc0f0$457942d0$@net>
> Content-Type: text/plain;       charset="us-ascii"
>
> I do understand, however because it has a commercial flat audio point does
> not mean it has the appropriate noise component for the software to detect
> .
> The manufacturer does not necessarily allow much white noise content on a
> flat audio line... as flat audio by definition is not discriminator as a
> discriminator is not flat unless the received signal is flat and normally
> it
> is pre-emphasized...
>
> So to be flat it is processed.. and white noise may be stripped.
>
> The white noise we are talking about is in the audio band above 3khz.. up
> to
> maybe 6-7 khz.. you might sweep your receiver there for flat audio and
> watch
> that with a scope.. flat in band audio does not mean flat to 6khz...
>
> If the chosen radios do not have sufficient white noise the only real
> option
> is to add COR or CAS detection... as I do not think it is a wideband
> narrowband issue you are seeing..
>
> The way to test that is see if the same radios align suitably in wideband
> mode assuming they can be programmed to test... If the URI cannot find an
> answer there.. it is most likely just a bad spot to pick noise from...
>
> What I will also add is the level output is different on many radios (
> especially in 12k5) and in my case I had to play with external padding as
> well as the 20db gain/pad switch to get levels into a range the rx tuning
> software and hardware could deal with... The internal resistors of the URI
> are designed for a certain working range and load..
>
> In most wideband and narrowband installs where I use the URI ( 6
> installations I am involved in) , I had to go to the capacitive-ly coupled
> input as DC component on the rx line had adverse effects on the URI's
> ability to function and calibrate.
>
>
> Doug
> KD8B
>
>
>
> -----Original Message-----
> From: Ralph A. Schmid, dk5ras [mailto:ralph at radio-link.net]
> Sent: Thursday, March 11, 2010 8:22 AM
> To: Doug Bade; 'Jann Traschewski'; 'app_rpt mailing list'
> Subject: RE: [App_rpt-users] 12.5 kHz repeaters support
>
> Hi,
>
> > mhz band is mostly 12k5 equipment these days... It did work.. However..
> in
> > general The audio pickup point in the discriminator chain has more to do
> > with getting enough white noise I think.. I had to play around some in
> the
> > 900 gear but found points suitable for either distro..
>
> Please note that this is a commercial grade radio, no searching for a
> discriminator tap, but using the flat out that is provided by the
> manufacturer. Those radios should remain exchangable without modifying
> them,
> so this is not really an option :-) I will definetely not start soldering
> thin wires into my repeater radios, as I rely on direct replacement with a
> brand new radio in case of failure.
>
> > Doug
> > KD8B
>
> With best regards
>
> Ralph.
>
>
>
> ------------------------------
>
> Message: 7
> Date: Thu, 11 Mar 2010 15:07:59 +0100
> From: "Ralph A. Schmid, dk5ras" <ralph at radio-link.net>
> Subject: Re: [App_rpt-users] 12.5 kHz repeaters support
> To: <app_rpt-users at qrvc.com>
> Message-ID: <NKEEIFACLPLHPELJILGKEEMKCAAA.ralph at radio-link.net>
> Content-Type: text/plain;       charset="US-ASCII"
>
> > I do understand, however because it has a commercial flat audio point
> does
> > not mean it has the appropriate noise component for the software
> > to detect .
>
> It has, when switched to 25 KHz, but the filtering of course also narrows
> audo bandwidth.
>
> > The white noise we are talking about is in the audio band above
> > 3khz.. up to
> > maybe 6-7 khz.. you might sweep your receiver there for flat
> > audio and watch
> > that with a scope.. flat in band audio does not mean flat to 6khz...
>
> 6 KHz is to much fur 12.5 KHz, of course.
>
> > The way to test that is see if the same radios align suitably in wideband
> > mode assuming they can be programmed to test... If the URI cannot find an
> > answer there.. it is most likely just a bad spot to pick noise from...
>
> Like Jann already had mentioned, in wide band it is just fine. There can
> not
> be very much additional filtering, as I can pass P25 and D-Star through
> this
> output.
>
> This leads to a topic that I at least dropped here for two times, but with
> no response.
> I would like to route the flat audio from DC level up to some KHz through
> the PC, to allow P25 and D-Star through it. No codec, no DSP processing
> (maybe even regenerating the digital signals in a later version), no
> filtering. No LP, no HP. Nothing. Is there a possibility to enable this?
> Maybe even to route this over the internet, to allow linking of multi mode
> repeaters?  It would be a great feature to have all the asterisk features,
> all the tone decoding stuff, DSP squelch - but without touching the audio.
>
> > What I will also add is the level output is different on many radios (
> > especially in 12k5) and in my case I had to play with external padding as
> > well as the 20db gain/pad switch to get levels into a range the rx tuning
> > software and hardware could deal with... The internal resistors of the
> URI
> > are designed for a certain working range and load..
>
> AFAIR the Motorolas are around 400 or 500 mV, but I am not sure.
>
> > Doug
> > KD8B
>
> With best regards
>
> Ralph.
>
>
>
> ------------------------------
>
> _______________________________________________
> App_rpt-users mailing list
> App_rpt-users at qrvc.com
> http://qrvc.com/mailman/listinfo/app_rpt-users
>
>
> End of App_rpt-users Digest, Vol 13, Issue 11
> *********************************************
>



-- 
Gracias y 73's
Hasta la Vista
KI6LNX
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