[arm-allstar] arm-allstar Digest, Vol 18, Issue 7

Sun Nov 8 20:24:34 EST 2015

I guess it was the SD card I was using. I used an 8GB with no problem.
Thanks!

Marty KD4HLV

Marty

============================================

On Sun, Nov 8, 2015 at 12:00 PM, <arm-allstar-request at hamvoip.org> wrote:

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> Today's Topics:
>
>    1. RPi img (Marty)
>    2. Re: RPi img (David McGough)
>    3. Re: RPi img (Doug Crompton)
>    4. tone twist (Eric Harrison)
>    5. Re: tone twist (Doug Crompton)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sat, 7 Nov 2015 16:04:29 -0500
> From: Marty <kd4hlv at gmail.com>
> To: arm-allstar at hamvoip.org
> Subject: [arm-allstar] RPi img
> Message-ID:
>         <CAO=2xhqtMEvfMT1WtGMNyPgj8GHD=E40JPBu==
> r4jxC3JE9XDw at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> I'm having a little difficulty getting the RPi2_V1.0_Allstar.img file on a
> 4GB SD. The documentation reads as small as a 4GB SD. I had put this image
> to other 4GB SD. I am using dd in this manner to put the image to the SD.
>  dd bs=4M if=RPi2_V1.0_Allstar.img of=/dev/mmcblk0 and I get dd: error
> writing ?/dev/mmcblk0?: No space left on device
> I'm not sure what I'm doing wrong. I had made others that worked just fine.
>
> TNX!
>
> 73,
>
> Marty, KD4HLV
>
> ============================================
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> ------------------------------
>
> Message: 2
> Date: Sat, 7 Nov 2015 16:37:10 -0500 (EST)
> From: David McGough <kb4fxc at inttek.net>
> To: ARM Allstar <arm-allstar at hamvoip.org>
> Subject: Re: [arm-allstar] RPi img
> Message-ID:
>         <Pine.LNX.4.44.1511071629430.28465-100000 at goliath.inttek.net>
> Content-Type: TEXT/PLAIN; charset=ISO-8859-1
>
>
> Hi Marty,
>
> Are you trying to flash the image using a PC or directly on the RPi2?
>
> The /dev/mmcblk0 is the RPi2 device, as seen from a running RPi2. And, I
> don't think you'll very good success trying to overwrite that image while
> the RPi2 is running from it.
>
> If you're trying to flash using another Linux PC, the destination device
> should be /dev/sdX, where X is the flash card...BTW, be very careful with
> your selection of /dev/sdX!  Some devices, like perhaps /dev/sda may be
> your hard drive!
>
> The way I figure out what /dev/sdX device is the flash card is to:
>
> 1) Remove the flash card from the system.
>
> 2) Do a "dmesg -c" command from the root prompt to list and clear the
> kernel message ring buffer.
>
> 3) Insert the flash card and wait a few seconds (perhaps 30 seconds).
>
> 4) Do a "dmesg" command and look to see what /dev/sdX device is attached
> to the USB storage media.
>
> 73, David KB4FXC
>
>
>
> 73, David KB4FXC
>
> On Sat, 7 Nov 2015, Marty wrote:
>
> > I'm having a little difficulty getting the RPi2_V1.0_Allstar.img file on
> a
> > 4GB SD. The documentation reads as small as a 4GB SD. I had put this
> image
> > to other 4GB SD. I am using dd in this manner to put the image to the SD.
> >  dd bs=4M if=RPi2_V1.0_Allstar.img of=/dev/mmcblk0 and I get dd: error
> > writing ???/dev/mmcblk0???: No space left on device
> > I'm not sure what I'm doing wrong. I had made others that worked just
> fine.
> >
> > TNX!
> >
> > 73,
> >
> > Marty, KD4HLV
> >
> > ============================================
> >
>
>
>
> ------------------------------
>
> Message: 3
> Date: Sat, 7 Nov 2015 17:20:21 -0500
> From: Doug Crompton <doug at crompton.com>
> To: "kd4hlv at arrl.net" <kd4hlv at arrl.net>
> Cc: "arm-allstar at hamvoip.org" <arm-allstar at hamvoip.org>
> Subject: Re: [arm-allstar] RPi img
> Message-ID: <BLU171-W123BE7046E73A5B3D9F597BBA170 at phx.gbl>
> Content-Type: text/plain; charset="windows-1252"
>
> Marty,
>
>  While technically it should fit on a 4G card I really recommend an 8G or
> 16G San disk ultra. I don't even think 4G cards are being made anymore and
> if they are they probably are not class 10 ultras like the San Disk.  Some
> cards have different actual maximum capacities also.
>
> BTW your email came through just fine on arm-allstar
>
>
> 73 Doug
> WA3DSP
> http://www.crompton.com/hamradio
>
>
> Date: Sat, 7 Nov 2015 16:04:29 -0500
> From: kd4hlv at gmail.com
> To: arm-allstar at hamvoip.org
> Subject: [arm-allstar] RPi img
>
> I'm having a little difficulty getting the RPi2_V1.0_Allstar.img
> file on a 4GB SD. The documentation reads as small as a 4GB SD. I had
> put this image to other 4GB SD. I am using dd in this manner to put the
> image to the SD.
>  dd bs=4M if=RPi2_V1.0_Allstar.img of=/dev/mmcblk0 and I get dd: error
> writing ?/dev/mmcblk0?: No space left on device
> I'm not sure what I'm doing wrong. I had made others that worked just
> fine.TNX!
> 73,
> Marty, KD4HLV============================================
>
>
>
> _______________________________________________
>
> arm-allstar mailing list
> arm-allstar at hamvoip.org
> http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>
> Visit the BBB and RPi2 web page - http://hamvoip.org
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> ------------------------------
>
> Message: 4
> Date: Sun, 8 Nov 2015 15:18:27 +0000 (UTC)
> From: Eric Harrison <n7jys at yahoo.com>
> To: ARM Allstar <arm-allstar at hamvoip.org>
> Subject: [arm-allstar] tone twist
> Message-ID:
>         <344797214.1681052.1446995907979.JavaMail.yahoo at mail.yahoo.com>
> Content-Type: text/plain; charset="utf-8"
>
> I've noticed on some of the nodes I've built, I having problem decoding
> the dtmf 3 key with certainradios. I can clean it up some what with a
> higher frequency response from the node radio but thenthe audio starts
> sounding kinda tinny. Just wandering if anyone else has experienced this
> problem.Is there a tone twist adjustment that I can experiment with to help
> in decoding DTMF? Thanks!???Eric (N7JYS) Marshall's Communications
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> ------------------------------
>
> Message: 5
> Date: Sun, 8 Nov 2015 10:52:34 -0500
> From: Doug Crompton <doug at crompton.com>
> To: Eric Harrison <n7jys at yahoo.com>
> Cc: "arm-allstar at hamvoip.org" <arm-allstar at hamvoip.org>
> Subject: Re: [arm-allstar] tone twist
> Message-ID: <BLU171-W51BDF3B3AC55AA47151F31BA160 at phx.gbl>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Eric,
>
>  First no there is not any equalization in the code other than pre and
> deemphasis. It is important to have the radio and SW matched in that
> respect. That is if you are using deemphasized audio from the radio then
> you would not use it in the SW.
> Generally when the pre/deemphasis is set incorrectly it effects more than
> one DTMF digit and the audio sounds either exceptionally bright with a lack
> of lows or very muddy with a lack of highs.
>
> In generally when everything is set correctly there is no problem with
> DTMF detection. In my experience it has always been either a setting or
> radio issue. Make sure the pre/deemphasis and levels are correct. Also note
> that many (especially Chinese) radios have their own DTMF issues.
>
> I suspect you already are doing this but you can view the detected DTMF
> digits in the Asterisk client -  asterisk -rvvv  - at the Linux prompt..
> 73 Doug
> WA3DSP
> http://www.crompton.com/hamradio
>
>
> Date: Sun, 8 Nov 2015 15:18:27 +0000
> From: n7jys at yahoo.com
> To: arm-allstar at hamvoip.org
> Subject: [arm-allstar] tone twist
>
> I've noticed on some of the nodes I've built, I having problem decoding
> the dtmf 3 key with certainradios. I can clean it up some what with a
> higher frequency response from the node radio but thenthe audio starts
> sounding kinda tinny. Just wandering if anyone else has experienced this
> problem.Is there a tone twist adjustment that I can experiment with to help
> in decoding DTMF? Thanks!   Eric (N7JYS) Marshall's Communications
> _______________________________________________
>
> arm-allstar mailing list
> arm-allstar at hamvoip.org
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>
> Visit the BBB and RPi2 web page - http://hamvoip.org
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> End of arm-allstar Digest, Vol 18, Issue 7
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>
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