[arm-allstar] UV-82 No audio/DTMF input

Dave Perkins briznead at comcast.net
Thu Jul 11 23:10:10 EDT 2019


Doug,

  Well, I got it working now. I removed the 2N7000 and switched to 
USB in COSSFORM and we are in buisness. Connected to a busy node and 
got good audio reports so that is that.

  Thank you very much for the quick replies.

  Take care and 73,
  Dave KC6ZBE



At 10:01 PM 7/11/2019, you wrote:
>Dave,
>
>  If you can see all the DTMF digits reliably in the client when you press
>them then they are working. So then go on to press something like  *80
>which will play your ID or  *81  which plays time of day. Do this with DTMF
>and observe the results.
>
>Also try Manually. In the client you do it this way -
>
>rpt fun <yournode> *80
>
>Where your node is your node number without the <>
>
>Try connecting somewhere -   rpt fun <yournode> *3<node>
>
>
>The manual and DTMF methods should work the same.
>
>Make sure you are registered -  check_reg.sh  - if not you will not be able
>to connect anywhere!
>
>
>*73 Doug*
>
>*WA3DSP*
>
>*http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
>
>
>
>On Thu, Jul 11, 2019 at 10:52 PM "Dave Perkins via ARM-allstar" <
>arm-allstar at hamvoip.org> wrote:
>
> > Doug,
> >
> >   That's what is making this so strange. So let me clarify this a
> > little better.
> >
> >   With RX boost set to 1 and audio levels set via option 2 within the
> > scale I (between 3-5khz) was at around 400. CLI would not decode my
> > DTMF on the screen nor could I connect to anything. So, I switched RX
> > boost to 0 and in option 2 I noticed quite a drop in audio. I then
> > adjusted the levels up to be in scale (between the 3khz and 5khz
> > range) and at this point I was at about 580. Switching over to CLI,
> > it was able to decode the DTMF on screen, however I still cant
> > connect to anything nor can I get a playback by simply pressing * 7 0
> > on the keypad.
> >
> >   I can manually connect to nodes using Putty with the command rpt
> > fun <mynodenumber> * 3 <node#toconnectto> and hear stations talking
> > and their audio comming through sounds just fine.
> >
> >   I've built two other nodes in the past, both 888's and never had a
> > single problem. I just dont understand why the 82 is giving me such a
> > hard time.
> >
> >   And yes, PRE and DE are off.
> >
> >   I just got back into town after your last reply and will play with
> > the levels a little more.
> >
> >   Thanks so much for the replies, I really aprreciate it.
> >
> >   Dave
> >
> >
> > At 12:18 PM 7/9/2019, you wrote:
> > >Dave,
> > >
> > >  This is classic level problems. You can't just blindly turn boost off
> > and
> > >on. It greatly effects the RX level. After changing rxboost you have to
> > use
> > >item 2 RX level to make sure the level is correct. It should kick up to
> > >5Khz.  Also PRE and DE emphasis should be disabled.
> > >
> > >
> > >*73 Doug*
> > >
> > >*WA3DSP*
> > >
> > >*http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
> > >
> > >On Tue, Jul 9, 2019 at 1:15 PM "Dave Perkins via ARM-allstar" <
> > >arm-allstar at hamvoip.org> wrote:
> > >
> > > > Hi guys,
> > > >
> > > > Using USBINVERT....CTCSSFORM is off and all PL settings are correct
> > > > on both node radio and HT used to talk to node. Even tried a
> > > > different HT and same problem.
> > > >
> > > > There is a little success though. In simple_tune, I turned RX boost
> > > > off and now on CLI, I am able to see DTMF being entered. Before, with
> > > > RX boost enabled I was not even though my RX levels were in spec.
> > > >
> > > > Even though the DTMF is being decoded via CLI, I am still not able to
> > > > connect to any nodes or even get a read back using *70 using the DTMF
> > > > keypad. At least CLI is now decoding the DTMF.
> > > >
> > > > I will play around with it more when I get back in a couple of days
> > > > and report anything else I find.
> > > >
> > > > Any other suggestions or ideas are always much appreciated.
> > > >
> > > > Thanks
> > > > Dave KC6ZBE
> > > >
> > > >
> > > >
> > > >
> > > > At 09:44 AM 7/9/2019, you wrote:
> > > > >Dave,
> > > > >
> > > > >  In the simpleusb-tune-menu there is a V option. It shows the COS
> > INPUT
> > > > and
> > > > >PTT. When selecting that you should see CLEAR for COS INPUT and COS
> > > > >COMPOSITE when you are not talking TO your node
> > > > >and KEYED when your are. When someone else is talking you should see
> > KEYED
> > > > >for PTT and CLEAR otherwise.
> > > > >
> > > > >If you are seeing proper level in item 2 (RX level) you should also be
> > > > >seeing the KEYED in the COS INPUT and COS COMPOSITE in the V option.
> > AS
> > > > was
> > > > >mentioned you do not use the CTCSS input. Set it to off and only use
> > COS.
> > > > I
> > > > >believe for the UV82 it is set to USBINVERT but this depends on the
> > mod.
> > > > >you made.
> > > > >
> > > > >This might also be a level issue causing DTMF to not work properly. Go
> > > > into
> > > > >the Asterisk client from the menu and key up and press each key and
> > see if
> > > > >it decodes properly.  The level in item 2 should be set to 5 Khz or a
> > > > >little above on voice peaks.
> > > > >
> > > > >
> > > > >*73 Doug*
> > > > >
> > > > >*WA3DSP*
> > > > >
> > > > >*http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
> > > > >
> > > > >On Tue, Jul 9, 2019 at 2:08 AM "Dave Perkins via ARM-allstar" <
> > > > >arm-allstar at hamvoip.org> wrote:
> > > > >
> > > > > > Hi,
> > > > > >
> > > > > > I put together an Allstar node using an RPi3, UV-82, and an RA-40
> > > > > > sound fob....Did the mod to the UV82 using the Hamvoip article.
> > > > > >
> > > > > > All came together just fine. However, I am not getting any audio
> > > > > > input or DTMF to the UV82. Even when using the CLI client, nothing
> > > > > > shows. I can manually connect to a node using rpt fun <mynode>
> > *32560
> > > > > > Radio will connect and I can hear stations talking just fine. I key
> > > > > > down to transmit and I can see the UV82 receiving my signal, but it
> > > > > > is not going out. When I use simple_tune on option 2 (RX level
> > > > > > adjust) I see normal deviation when I talk. It is currently set to
> > > > > > 400 and the levels are fine and within the scale between the 3-5
> > > > range..
> > > > > >
> > > > > > 4.7K resistors installed on RX and TX. 10K on COS as well as the
> > FET.
> > > > > >
> > > > > > I've checked my wiring three (3) times now and can't figure out
> > what
> > > > > > is going on. I saw another person on this list had the same problem
> > > > > > but never saw if his issue was solved.
> > > > > >
> > > > > > Thanks
> > > > > > Dave
> > > > > > KC6ZBE
> > > > > >
> > > > > > _______________________________________________
> > > > > >
> > > > > > ARM-allstar mailing list
> > > > > > ARM-allstar at hamvoip.org
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> > > > > >
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> > > > > >
> > > > >_______________________________________________
> > > > >
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> > > > >
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> > > >
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> > > >
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> > > >
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> > > >
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> > >
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> > >
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> >
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> >
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> >
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> >
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>
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>
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