[arm-allstar] TX loop

Bryan St Clair bryan at k6cbr.us
Wed May 3 12:18:45 EST 2017 

I tried both types of antennas, wasn't the issue here.

I did a SD format and reinstall.  No issues any longer.  Appears to be a
corruption issue here.

On May 3, 2017 09:56, "Christopher Kovacs" <w0anm73 at gmail.com> wrote:

> Like George, I found that I could not use the "rubber duck" antenna that
> came with the 888.  It caused sever RF getting into the FOB which cases a
> number of issues.
>
> If you are using the antenna that came with the 888, try using an external
> antenna (in my case a 1/4 ground plane).  This solved all of my RF issues.
>
>
> Chris,  w0anm
>
>
> On Sun, Apr 30, 2017 at 9:49 PM, "George Gianios via arm-allstar" <
> arm-allstar at hamvoip.org> wrote:
>
>> Hi Bryan,
>> If the problem continues and you can't find a fix -- I'll send you an
>> external antenna to try --
>> It does sound like an RF problem --
>> George
>> WB3DZZ
>> -----Original Message-----
>> From: arm-allstar [mailto:arm-allstar-bounces at hamvoip.org] On Behalf Of
>> "Bryan St Clair via arm-allstar"
>> Sent: Sunday, April 30, 2017 10:04 PM
>> To: ARM Allstar
>> Cc: Bryan St Clair; Doug Crompton
>> Subject: Re: [arm-allstar] TX loop
>>
>> While testing yesterday, I was connected to external power, no battery.
>>
>> Today, I am using 2 charged batteries.  (Wanted to make sure it wasn't
>> power
>> source related.) Batteries for testing only.
>>
>>
>>
>> On Sun, Apr 30, 2017 at 7:01 PM, "Doug Crompton via arm-allstar" <
>> arm-allstar at hamvoip.org> wrote:
>>
>> > The 888 TX is also touchy about power. Have you tried another power
>> > source
>> > - battery, etc?
>> >
>> >
>> > *73 Doug*
>> >
>> > *WA3DSP*
>> >
>> > *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
>> >
>> > On Sun, Apr 30, 2017 at 9:51 PM, "Bryan St Clair via arm-allstar" <
>> > arm-allstar at hamvoip.org> wrote:
>> >
>> > > I have tried 2 frequencies and both with different PL and no PL.
>> > >
>> > > I just increased the rxondelay to 8 and no loop as of yet.  Still
>> > > testing to confirm.
>> > >
>> > > On Sun, Apr 30, 2017 at 6:48 PM, "Doug Crompton via arm-allstar" <
>> > > arm-allstar at hamvoip.org> wrote:
>> > >
>> > > > Bryan,
>> > > >
>> > > >  Have you tired other frequencies? Does it do it when you manually
>> > > > key
>> > > the
>> > > > node 888? Push it manual PTT.
>> > > >
>> > > >
>> > > > *73 Doug*
>> > > >
>> > > > *WA3DSP*
>> > > >
>> > > > *http://www.crompton.com/hamradio
>> > > > <http://www.crompton.com/hamradio>*
>> > > >
>> > > > On Sun, Apr 30, 2017 at 9:06 PM, "Bryan St Clair via arm-allstar"
>> > > > < arm-allstar at hamvoip.org> wrote:
>> > > >
>> > > > > Yes, in usb (not inverted) and COS shows clear and Keyed when I
>> > > > > use
>> > an
>> > > > > outside HT to the node.
>> > > > >
>> > > > > When the loop happens, I see a fast toggle of COS comp, COS
>> > > > > input and
>> > > > PTT.
>> > > > >  (Radio I am using right now is one from George.)
>> > > > >
>> > > > > It doesn't always loop, it can be keyed up 10 times and act
>> normally.
>> > > > Then
>> > > > > a loop on next keyup.
>> > > > >
>> > > > > On Sun, Apr 30, 2017 at 6:01 PM, "Doug Crompton via arm-allstar"
>> > > > > < arm-allstar at hamvoip.org> wrote:
>> > > > >
>> > > > > > Bryan,
>> > > > > >
>> > > > > >   Are you sure you have the simppleusb-tune-menu setup
>> correctly?
>> > > > cosfrom
>> > > > > > should be usb. When you talk to the node RF from another radio
>> > > > > > the
>> > > cos
>> > > > > > input should show keyed. In quiescent state it should show
>> clear.
>> > > > > >
>> > > > > >
>> > > > > >
>> > > > > >
>> > > > > > *73 Doug*
>> > > > > >
>> > > > > > *WA3DSP*
>> > > > > >
>> > > > > > *http://www.crompton.com/hamradio <http://www.crompton.com/
>> > hamradio
>> > > >*
>> > > > > >
>> > > > > > On Sun, Apr 30, 2017 at 8:51 PM, "Bryan St Clair via
>> > > > > > arm-allstar" < arm-allstar at hamvoip.org> wrote:
>> > > > > >
>> > > > > > > Doug,
>> > > > > > >
>> > > > > > > Yes, I have duplicated it on 2 radios, 2 different locations
>> > > > > > > when
>> > > > > > testing.
>> > > > > > >
>> > > > > > > The loop is often 2-3 key ups, but in testing now, I was
>> > > > > > > able to
>> > > get
>> > > > 21
>> > > > > > key
>> > > > > > > ups.
>> > > > > > >
>> > > > > > > The 888 is as far away as the cables allow.
>> > > > > > >
>> > > > > > > I updated the rxondelay to 5 and I still get the loop.
>> > > > > > >
>> > > > > > > I don't think its related, but this node has lost its
>> > > > > > > callsign in
>> > > the
>> > > > > > voice
>> > > > > > > ID.  Spells out Unknown option now.
>> > > > > > >
>> > > > > > > On Sun, Apr 30, 2017 at 5:39 PM, "Doug Crompton via
>> arm-allstar"
>> > <
>> > > > > > > arm-allstar at hamvoip.org> wrote:
>> > > > > > >
>> > > > > > > > Bryan,
>> > > > > > > >
>> > > > > > > >  You did not mention, do you have more than one 88? If so
>> > > > > > > > does
>> > > > > another
>> > > > > > > one
>> > > > > > > > do the same thing? I doubt very much it is the SW. It
>> > > > > > > > should
>> > not
>> > > be
>> > > > > > doing
>> > > > > > > > that but there is a setting in the simpleusb-tune-menu
>> > > > > > > > called
>> > > > > > rxondelay.
>> > > > > > > > This delay s COS by 20ms  per step. Setting it to 5 would
>> > > > > > > > be
>> > > 100ms.
>> > > > > You
>> > > > > > > can
>> > > > > > > > see if that solves the problem but usually you will find
>> > > > > > > > it is
>> > an
>> > > > RF
>> > > > > > > issue
>> > > > > > > > and if you get the 888 antenna away from the rest of the
>> > > > > > > > system
>> > > it
>> > > > > > might
>> > > > > > > > clear up.
>> > > > > > > >
>> > > > > > > >
>> > > > > > > > *73 Doug*
>> > > > > > > >
>> > > > > > > > *WA3DSP*
>> > > > > > > >
>> > > > > > > > *http://www.crompton.com/hamradio
>> > > > > > > > <http://www.crompton.com/
>> > > > hamradio
>> > > > > >*
>> > > > > > > >
>> > > > > > > > On Sun, Apr 30, 2017 at 7:39 PM, "Bryan St Clair via
>> > > arm-allstar" <
>> > > > > > > > arm-allstar at hamvoip.org> wrote:
>> > > > > > > >
>> > > > > > > > > Hello all,
>> > > > > > > > >
>> > > > > > > > > I have a node on an HT that is getting a loop.
>> > > > > > > > >
>> > > > > > > > > v1.5 full updates.
>> > > > > > > > > Pi3
>> > > > > > > > > 888 HT
>> > > > > > > > > TSQL 107.2 on node HT
>> > > > > > > > > Verizon MiFi connection.
>> > > > > > > > > USB fob
>> > > > > > > > > Battery pack or with battery eliminator
>> > > > > > > > >
>> > > > > > > > > The sequence of events:
>> > > > > > > > >
>> > > > > > > > > Take outside HT and simply key up the node with a *70.
>> > > > > > > > > Node
>> > is
>> > > > not
>> > > > > > > > > connected to another node, local repeat only.
>> > > > > > > > >
>> > > > > > > > > Node responds with repeat only message.  Tx drops.  The
>> > > > > > > > > node
>> > > will
>> > > > > > then
>> > > > > > > TX
>> > > > > > > > > again, for .5 second, no sounds drops and repeats this
>> > > > > > > > > TX
>> > loop
>> > > > 2-5
>> > > > > > > times.
>> > > > > > > > > When I am connected to a network, it can repeat as many
>> > > > > > > > > as 15
>> > > > > times.
>> > > > > > > > > (observed)
>> > > > > > > > >
>> > > > > > > > > I have removed PL as a test, no change.
>> > > > > > > > >
>> > > > > > > > > Before I wipe the SD to be sure I don't have a config
>> > > > > > > > > issue I
>> > > am
>> > > > > not
>> > > > > > > able
>> > > > > > > > > to find, I wanted to ask here for ideas.
>> > > > > > > > >
>> > > > > > > > > Thanks
>> > > > > > > > >
>> > > > > > > > > --
>> > > > > > > > > Bryan
>> > > > > > > > > K6CBR
>> > > > > > > > > Allstar Base: 43918
>> > > > > > > > > Allstar Mobile: 43913
>> > > > > > > > > www.k6cbr.us
>> > > > > > > > > QRZ <http://www.qrz.com/db/K6CBR>
>> > > > > > > > > _______________________________________________
>> > > > > > > > >
>> > > > > > > > > arm-allstar mailing list arm-allstar at hamvoip.org
>> > > > > > > > > http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-
>> > allstar
>> > > > > > > > >
>> > > > > > > > > Visit the BBB and RPi2/3 web page - http://hamvoip.org
>> > > > > > > > >
>> > > > > > > > >
>> > > > > > > > _______________________________________________
>> > > > > > > >
>> > > > > > > > arm-allstar mailing list
>> > > > > > > > arm-allstar at hamvoip.org
>> > > > > > > > http://lists.hamvoip.org/cgi-b
>> in/mailman/listinfo/arm-allstar
>> > > > > > > >
>> > > > > > > > Visit the BBB and RPi2/3 web page - http://hamvoip.org
>> > > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > > --
>> > > > > > > Bryan
>> > > > > > > K6CBR
>> > > > > > > Allstar Base: 43918
>> > > > > > > Allstar Mobile: 43913
>> > > > > > > www.k6cbr.us
>> > > > > > > QRZ <http://www.qrz.com/db/K6CBR>
>> > > > > > > _______________________________________________
>> > > > > > >
>> > > > > > > arm-allstar mailing list
>> > > > > > > arm-allstar at hamvoip.org
>> > > > > > > http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>> > > > > > >
>> > > > > > > Visit the BBB and RPi2/3 web page - http://hamvoip.org
>> > > > > > >
>> > > > > > >
>> > > > > > _______________________________________________
>> > > > > >
>> > > > > > arm-allstar mailing list
>> > > > > > arm-allstar at hamvoip.org
>> > > > > > http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>> > > > > >
>> > > > > > Visit the BBB and RPi2/3 web page - http://hamvoip.org
>> > > > > >
>> > > > >
>> > > > >
>> > > > >
>> > > > > --
>> > > > > Bryan
>> > > > > K6CBR
>> > > > > Allstar Base: 43918
>> > > > > Allstar Mobile: 43913
>> > > > > www.k6cbr.us
>> > > > > QRZ <http://www.qrz.com/db/K6CBR>
>> > > > > _______________________________________________
>> > > > >
>> > > > > arm-allstar mailing list
>> > > > > arm-allstar at hamvoip.org
>> > > > > http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>> > > > >
>> > > > > Visit the BBB and RPi2/3 web page - http://hamvoip.org
>> > > > >
>> > > > >
>> > > > _______________________________________________
>> > > >
>> > > > arm-allstar mailing list
>> > > > arm-allstar at hamvoip.org
>> > > > http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>> > > >
>> > > > Visit the BBB and RPi2/3 web page - http://hamvoip.org
>> > > >
>> > >
>> > >
>> > >
>> > > --
>> > > Bryan
>> > > K6CBR
>> > > Allstar Base: 43918
>> > > Allstar Mobile: 43913
>> > > www.k6cbr.us
>> > > QRZ <http://www.qrz.com/db/K6CBR>
>> > > _______________________________________________
>> > >
>> > > arm-allstar mailing list
>> > > arm-allstar at hamvoip.org
>> > > http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>> > >
>> > > Visit the BBB and RPi2/3 web page - http://hamvoip.org
>> > >
>> > >
>> > _______________________________________________
>> >
>> > arm-allstar mailing list
>> > arm-allstar at hamvoip.org
>> > http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>> >
>> > Visit the BBB and RPi2/3 web page - http://hamvoip.org
>> >
>>
>>
>>
>> --
>> Bryan
>> K6CBR
>> Allstar Base: 43918
>> Allstar Mobile: 43913
>> www.k6cbr.us
>> QRZ <http://www.qrz.com/db/K6CBR>
>> _______________________________________________
>>
>> arm-allstar mailing list
>> arm-allstar at hamvoip.org
>> http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>>
>> Visit the BBB and RPi2/3 web page - http://hamvoip.org
>>
>> _______________________________________________
>>
>> arm-allstar mailing list
>> arm-allstar at hamvoip.org
>> http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>>
>> Visit the BBB and RPi2/3 web page - http://hamvoip.org
>>
>
>

More information about the arm-allstar mailing list