[arm-allstar] Very low audio.

Fred Cirera fred at bsdworld.org
Tue Apr 2 11:32:34 EDT 2019



Doug,

I am interested as well and it would be nice if you could CC me as well.

73,

-fred-



> On Apr 2, 2019, at 8:15 AM, Doug Crompton via ARM-allstar <arm-allstar at hamvoip.org> wrote:
> 
> Brian,
> 
> I will send you a private message regarding vendors....
> 
> 
> *73 Doug*
> 
> *WA3DSP*
> 
> *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
> 
> On Tue, Apr 2, 2019 at 10:11 AM B Harvey <bharveytwo at gmail.com> wrote:
> 
>> Doug,
>> 
>>     I've never had the PLTone problem either. I'll try the mod that you
>> suggested to Fred in the next few days. Looking at the URI schematic, I can
>> see that the voltage divider resistor values may be a bit drastic and could
>> account for the problems that Fred and I have encountered. The trouble is,
>> if it works, you may have just ruined my justifying buying a new Alinco
>> radio ;-).
>> 
>>    Also, you mentioned that the URI might not be the best choice in and
>> USB device at least in the near future. I've got one I'm using now but what
>> else would you recommend? As I've mentioned in previous posts, I'm putting
>> together a radioless node as well. I'll have a URI to use in one project
>> but would need another FOB to get them both up and running. The radioless
>> node might be a good choice for "the shack"
>> 
>> 
>> Brian / KK6DOQ
>> 
>> On Mon, Apr 1, 2019 at 9:03 PM "Doug Crompton via ARM-allstar" <
>> arm-allstar at hamvoip.org> wrote:
>> 
>>> The Baofengs are actually very good radios to use for short haul. They
>>> work
>>> well and have good audio when used as a node. The PL works fine so I am
>>> not
>>> sure what your issue was with that. You need to program them with chirp.
>>> Don't fool around with front panel programming it will drive you nuts!
>>> 
>>> 
>>> *73 Doug*
>>> 
>>> *WA3DSP*
>>> 
>>> *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
>>> 
>>> On Tue, Apr 2, 2019 at 12:00 AM "Fred C. via ARM-allstar" <
>>> arm-allstar at hamvoip.org> wrote:
>>> 
>>>> 
>>>> Brian,
>>>> 
>>>> I hope this trick will work for you. I think you are right to aim at a
>>>> better radio than the baofeng. These radios are ok when you want to do
>>>> casual work, but they are a little to cheap for something more serious.
>>> For
>>>> example I programmed the squelch tone on my baofeng to 136.5Hz but I can
>>>> open it by sending down to 127.3Hz or up to 146.2Hz. I might get an old
>>>> Motorola from eBay soon.
>>>> 
>>>> 
>>>> Good luck, Brian on your node.
>>>> 
>>>> -fred-
>>>> 
>>>> 
>>>> 
>>>> 
>>>>> On Apr 1, 2019, at 8:09 PM, B Harvey <bharveytwo at gmail.com> wrote:
>>>>> 
>>>>> Fred,
>>>>> 
>>>>>   Well, I can't really say I'm GLAD your having similar problems but
>>>> ours seem to have a lot in common. With regard to the DTMF tones, I
>>> could
>>>> never connect or get my node to respond to commands, When I viewed the
>>>> results of my DTMF commands in CLI, there were several tones (Those
>>>> associated with 3, 6 and 9) that wouldn't get decoded. Raising the audio
>>>> level helped with the decode but my node still wouldn't respond to the
>>>> commands. That's when I found that my deviation was still too low.
>>>> Estimating the scale on the live deviation menu, I suspect I was getting
>>>> about 500hz before changing the levels and about 2500khz afterword. So,
>>> I
>>>> think I'm still too low. Too for for this evening but I think I'll give
>>>> Doug's recommendation and try and re-route my audio to pin 9. Hopefully
>>>> It'll work for me too.
>>>>> 
>>>>> 
>>>>> Brian / KK6DOQ
>>>>> 
>>>>> 
>>>>> On Mon, Apr 1, 2019 at 4:31 PM Fred C. <w6bsd at bsdworld.org <mailto:
>>>> w6bsd at bsdworld.org>> wrote:
>>>>> 
>>>>> Hi Brian,
>>>>> 
>>>>> I am not playing an April’s fool joke unfortunately. This would mean
>>>> that my problem will be gone my itself tomorrow.
>>>>> 
>>>>> You are describing the exact same problem I have. I made sure the
>>> radio
>>>> is not running in narrow mode. I event checked again because I am at a
>>>> point where I doubt everything now. I have tried to remove the resistor.
>>>> The only thing I am getting a a crappier audio but not louder. I am sure
>>>> what is on hamvoip is working, but like you said, there is a subtile
>>>> difference between our radio and theirs or I missed something so obvious
>>>> that I can’t see it.
>>>>> 
>>>>> Oh one interesting info, please tell me if you have the same behavior.
>>>> All the DTMF codes are working fine for me. I can connect disconnect,
>>> get a
>>>> status, etc, etc.
>>>>> 
>>>>> -fred-
>>>>> 
>>>>> 
>>>>> 
>>>>>> On Apr 1, 2019, at 4:05 PM, B Harvey <bharveytwo at gmail.com <mailto:
>>>> bharveytwo at gmail.com>> wrote:
>>>>>> 
>>>>>> Fred,
>>>>>> 
>>>>>>   I just ran through this very setup and suffered the same problem.
>>>> Although many suggestions were given, nothing worked. It was suggested,
>>>> that perhaps the radio will not function in wide band mode and I'm
>>> inclined
>>>> to believe that is the case. I can assume that it worked for the person
>>> who
>>>> developed the "How To" on the Hamvoip website but perhaps they had a
>>>> different revision of the UV 82 radio. I even went so far as to remove
>>> the
>>>> 4.7Kohm resistor in line with the receive line of the URI but it didn't
>>>> help. I could never even reach the 3khz mark on the deviation test menu
>>>> page. I'm now in the process of building a radioless node just to test
>>> my
>>>> URI since I have the parts on hand. If that works, I'll go a different
>>>> route with a radio. In all likelihood I'll use an Alinco DR 435 as this
>>> one
>>>> is know to work well and not suffer long term ill effects. You posting
>>> with
>>>> this problem almost makes me think I'm getting played the "April Fool"
>>>>>> 
>>>>>> 
>>>>>> Brian / KK6DOQ
>>>>>> 
>>>>>> On Mon, Apr 1, 2019 at 3:49 PM "Fred C. via ARM-allstar" <
>>>> arm-allstar at hamvoip.org <mailto:arm-allstar at hamvoip.org>> wrote:
>>>>>> 
>>>>>> Hi everyone,
>>>>>> 
>>>>>> I am new to AllStar and new to that mailing list and I might ask a
>>>> question that has been answered server time. I haven’t found the answer
>>> to
>>>> my problem tho.
>>>>>> 
>>>>>> I have installed hamvoip, on a Raspberry Pi 3B+, I am using the URI
>>>> made by DMK Engineering and a Baofeng UV-82, with the mods found on the
>>>> hamvoip website. Everything seems to be working ok besides my low, very
>>> low
>>>> audio. People I am talking with can barely hear me. On the receive
>>>> everything is fine.
>>>>>> 
>>>>>> I have tried all the obvious things I could find on the internet, but
>>>> nothing seems to be working. I have played with simple_usb_tune. The RX
>>>> Boost Mode is on (1), my Rx Voice Level is set to 999. I have checked
>>> the
>>>> alsamixer and the microphone input is all the way up. I have even try to
>>>> remove the 4.7kΩ resistor on the DB25 connector and don’t get any
>>>> improvements.
>>>>>> 
>>>>>> I was wondering if someone had encountered this problem before or if
>>>> something had an idea that I haven’t explored yet.
>>>>>> 
>>>>>> 73,
>>>>>> 
>>>>>> -fred-
>>>>>> 
>>>>>> --
>>>>>> Fred C. (070 #2569)
>>>>>> w6bsd at bsdworld.org <mailto:w6bsd at bsdworld.org> <mailto:
>>>> w6bsd at bsdworld.org <mailto:w6bsd at bsdworld.org>>
>>>> https://www.qrz.com/db/W6BSD <https://www.qrz.com/db/W6BSD> <
>>>> https://www.qrz.com/db/W6BSD <https://www.qrz.com/db/W6BSD>>
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> _______________________________________________
>>>>>> 
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>>>>>> 
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>>>> http://hamvoip.org/>
>>>> 
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>>>> 
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>>> 
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>> 
>> 
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