[App_rpt-users] Simulcast buffer value issue

[Sam Nabkey]

What is the DAC issue?  I've got horrible breakup issues on a node running
three RTCM's not voting or simulcasting.

The Hamvoip image does it much better.

Too bad we all can't just get along..

On Feb 12, 2018 15:04, "Tim Sawyer" <tisawyer at gmail.com> wrote:

> That sounds different than the DAC issue. I've noticed variable audio
> delay even on USB dongle nodes. My hunch is that it is some how related to
> network latency, strange as that seems. The HamVoIP.org guys say they have
> improved this to the point where there is consistently very little latency.
> I once asked them if they thought their fix would apply to RTCMs but they
> didn't know. As we know HamVoIP is not open source so us intel/AMD folks
> don't get the improvements.
>
> On Thu, Feb 8, 2018 at 6:43 PM, Hayden Honeywood <haydenph91 at gmail.com>
> wrote:
>
>> Hi guys,
>> Been simulcasting for a little while now, has anyone come across the
>> following issue, simulcasted or not.
>>
>> Sometimes it seems the audio echo back upon unkey seems to be excessively
>> long. Usually I hear the last syllable, but sometimes at worst I'll be
>> getting several words worth, probably 2 seconds.
>>
>> I had Simulcast launch delay set on one of my mains sites to 10
>> microseconds and it seemed to happen a lot more often, however I have heard
>> it happen even when this value is zero on all sites.
>>
>> I seem to recall Tim mentioned in a post somewhere that the timing in the
>> PIC does not always launch at the same time. Is this the likely problem
>> here? I can't refer that post as I think it was on the now defunct oncosec?
>> mailing list.
>>
>> Internet connections are high quality stable connections with average
>> ping times of 25-30ms. I haven't correlated it to a particular time of day
>> yet.
>>
>> Regards
>> Hayden VK7HH
>>
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>
>
>
> --
> Tim WD6AWP
>
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