[arm-allstar] Can someone listen to this?

Sun Mar 25 23:32:04 EST 2018

It sounds like your node is keying itself due to RF feedback. Did you get
my message about putting a 10K and .01 uf to ground on the gate of the PTT
FET?

*73 Doug*

*WA3DSP*

*http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*

On Mon, Mar 26, 2018 at 12:14 AM, "Michael Staggs via arm-allstar" <
arm-allstar at hamvoip.org> wrote:

> What I’m saying is that I get them constantly. Every second my node is
> keying up and transmitting the click and beep….and I’m not connected to
> anything.
>
>      -- Hungup 'DAHDI/pseudo-1017137996'
>      -- Hungup 'DAHDI/pseudo-1813806455'
>      -- Hungup 'DAHDI/pseudo-339115842'
>      -- Hungup 'DAHDI/pseudo-1401804253'
>      -- Hungup 'DAHDI/pseudo-550276261'
>      -- Hungup 'DAHDI/pseudo-253795532'
>      -- Hungup 'DAHDI/pseudo-2051900826'
>      -- Hungup 'DAHDI/pseudo-251788801'
>      -- Hungup 'DAHDI/pseudo-1752626256'
>
> Was just a few seconds. When someone hangs up, apparently anywhere on
> allstar, I’m getting a click and beep….. every second I’m getting it.
>
> Sent from Mail for Windows 10
>
> From: Doug Crompton via arm-allstar
> Sent: Sunday, March 25, 2018 10:16 PM
> To: ARM Allstar
> Cc: Doug Crompton
> Subject: Re: [arm-allstar] Can someone listen to this?
>
> Mike,
>
>  The click and beep are the courtesy tone! That is normal. It remonds you
> to wait until after the tone to transmit. Same as on a repeater. The hungup
> statement I agree is not very intuitive but it basically means a station
> stopped transmitting. It is normal to see.
>
> My hub is 27225 if you want to connect. Put a call out and someone should
> answer.
>
>
> *73 Doug*
>
> *WA3DSP*
>
> *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
>
>
>
> On Sun, Mar 25, 2018 at 11:04 PM, "Michael Staggs via arm-allstar" <
> arm-allstar at hamvoip.org> wrote:
>
> > Ok thanks. Stupid newbie mistake at my end. I managed to get it to give
> me
> > my call sign (as node status), the time and even connect to a node. I
> > didn’t hear anything on that node, but every time I get one of those --
> > Hungup 'DAHDI/pseudo-1017137996' then my node keys up PTT, transmits a
> > click and beep. How do I stop it from doing that? I think it may work
> fine
> > if I can get it to stop transmitting a click and beep every time I get
> one
> > of those hungup messages.
> >
> > Sent from Mail for Windows 10
> >
> > From: Doug Crompton via arm-allstar
> > Sent: Sunday, March 25, 2018 9:25 PM
> > To: ARM Allstar
> > Cc: Doug Crompton
> > Subject: Re: [arm-allstar] Can someone listen to this?
> >
> > Mike,
> >
> >  You have the commands wrong!  All commands are preceded by '*'  - so it
> > would be *80  and *81 etv.  See the function howto at the hamvoip.org
> > website.
> >
> >
> > *73 Doug*
> >
> > *WA3DSP*
> >
> > *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
> >
> >
> > On Sun, Mar 25, 2018 at 9:58 PM, "Michael Staggs via arm-allstar" <
> > arm-allstar at hamvoip.org> wrote:
> >
> > > Now I think we’re getting somewhere.  I tried that asterisk command
> line
> > > client like you suggested. I tried all the DTMF numbers and got an
> > accurate
> > > decode. But, as you can see, I tried 80# and should have gotten system
> > > info. Instead, the node ignored it and kept pressing PTT and beeping
> once
> > > every time it processed one of these “hungup” messages.
> > >
> > > [Mar 25 20:54:14] NOTICE[431]: chan_simpleusb.c:2486 simpleusb_read:
> Got
> > > DTMF char 8
> > > [Mar 25 20:54:14] NOTICE[431]: chan_simpleusb.c:2486 simpleusb_read:
> Got
> > > DTMF char 0
> > > [Mar 25 20:54:14] NOTICE[431]: chan_simpleusb.c:2486 simpleusb_read:
> Got
> > > DTMF char #
> > >     -- Hungup 'DAHDI/pseudo-1017137996'
> > >     -- Hungup 'DAHDI/pseudo-1813806455'
> > >     -- Hungup 'DAHDI/pseudo-339115842'
> > >     -- Hungup 'DAHDI/pseudo-1401804253'
> > >     -- Hungup 'DAHDI/pseudo-550276261'
> > >     -- Hungup 'DAHDI/pseudo-253795532'
> > >     -- Hungup 'DAHDI/pseudo-2051900826'
> > >     -- Hungup 'DAHDI/pseudo-251788801'
> > >     -- Hungup 'DAHDI/pseudo-1752626256'
> >>
> > > Sent from Mail for Windows 10
> > >
> > > From: Doug Crompton via arm-allstar
> > > Sent: Sunday, March 25, 2018 8:28 PM
> > > To: ARM Allstar
> > > Cc: Doug Crompton
> > > Subject: Re: [arm-allstar] Can someone listen to this?
> > >
> > > Mike,
> > >
> > >  I think what you are experiencing is possibly something we are seeing
> in
> > > the FET driven PTT. Try putting a 10K resistor with a .01 uf capacitor
> in
> > > parallel from the gate of the 2n7000 to ground. The 2n7000 is often
> used
> > as
> > > a DC switch like we are using it but we often forget it is a wideband
> > part
> > > and can be used to generate RF well up into the HF spectrum. I suspect
> it
> > > is F getting into the FET that could be causing your problem.  See if
> > this
> > > solves your problem.
> > >
> > > Also be aware that if you bring up the Asterisk client from the menu
> and
> > > you hit your DTMF buttons one by one you should see the tone decode in
> > the
> > > text there. Press 0-9 ABCD #*  and you should see then accurately
> decode
> > in
> > > the display.
> > >
> > >
> > > *73 Doug*
> > >
> > > *WA3DSP*
> > >
> > > *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
> > >
> > >
> > > On Sun, Mar 25, 2018 at 3:16 PM, "Michael Staggs via arm-allstar" <
> > > arm-allstar at hamvoip.org> wrote:
> > >
> > > > Yes, I quoted my original email to you. You answered me and I built
> > that
> > > > PTT circuit exactly like you have it there. It was stuck on PTT and
> > that
> > > > appears to have solved it. The PTT doesn’t stick anymore. It appears
> to
> > > > hear my DTMF tones and respond to them. I have the resistors on the
> > > Baofeng
> > > > exactly as described. I built the PTT circuit you described. When I
> > send
> > > > DTMF tones to get status or the time, it hits PTT, clicks about 10
> > times,
> > > > lets up, hits PTT again, clicks about 10 times, lets up… and does
> that
> > > > about 10 times.
> > > >
> > > > You can hear what it’s doing here: https://instaud.io/1X0q
> > > >
> > > > So, what I’m asking is why it’s doing that? It’s responding to DTMF
> > > tones.
> > > > It is hearing me. But, that’s what I’m hearing back.
> > > >
> > > > Sent from Mail for Windows 10
> > > >
> > > > From: Doug Crompton via arm-allstar
> > > > Sent: Sunday, March 25, 2018 12:49 PM
> > > > To: ARM Allstar
> > > > Cc: Doug Crompton
> > > > Subject: Re: [arm-allstar] Can someone listen to this?
> > > >
> > > > Mike,
> > > >
> > > >   I think I answered this before as I remember you sending this
> email.
> > I
> > > > would follow the simple FOB modification howto on the hamvoip.org
> web
> > > > page.
> > > > We don't remove any resistors and although you could do that the more
> > you
> > > > mess around with the board the more you have the chance to screw
> > > something
> > > > up. There is also no reason to remove the connectors on the FOB. You
> > can
> > > > solder directly to the connector leads.
> > > >
> > > > You must use the PTT circuit as described in the hamvoip.org howto
> > > > schematic as well as the diode in the COS line and use the resistors
> to
> > > > lower the audio levels between the 888 and the FOB.  You use
> > cosfrom=usb
> > > > NOT usbinvert.
> > > >
> > > > Also be aware that the 888 can introduce RF feedback into the circuit
> > so
> > > > don't use the rubber duck antenna. It is best to use an external
> > antenna
> > > a
> > > > distance away. Strange things can happen when you get RF back into
> the
> > > > electronics.
> > > >
> > > >
> > > > *73 Doug*
> > > >
> > > > *WA3DSP*
> > > >
> > > > *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio
> >*
> > > >
> > > >
> > > > On Sun, Mar 25, 2018 at 11:32 AM, "Michael Staggs via arm-allstar" <
> > > > arm-allstar at hamvoip.org> wrote:
> > > >
> > > > > Sorry… Baofeng 888s
> > > > >
> > > > > I wired the chip up COS and PTT to the pins as shown here:
> > > > >
> > > > > http://www.garydion.com/projects/usb_fob/
> > > > >
> > > > > I wired the left and right jacks up according to here:
> > > > >
> > > > > https://hamvoip.org/hamradio/usb_fob_simple_modification/
> > > > > images/DSC02054.jpg
> > > > >
> > > > > And I wired the Baofeng 888s up according to these instructions:
> > > > >
> > > > > http://crompton.com/hamradio/baofeng888/New-888-mods.pdf
> > > > >
> > > > > I used the RPi2-3 Image Version 1.5rc16 image
> > > > >
> > > > >
> > > > > Sent from Mail for Windows 10
> > > > >
> > > > > From: Doug Crompton via arm-allstar
> > > > > Sent: Sunday, March 25, 2018 8:59 AM
> > > > > To: ARM Allstar
> > > > > Cc: Doug Crompton
> > > > > Subject: Re: [arm-allstar] Can someone listen to this?
> > > > >
> > > > > Mike,
> > > > >
> > > > >    I am not sure what you are doing there. What radio are you
> > > interfacing
> > > > > to? What circuit are you using? What FOB are you using? Did you
> > modify
> > > > the
> > > > > FOB?
> > > > >
> > > > >
> > > > > *73 Doug*
> > > > >
> > > > > *WA3DSP*
> > > > >
> > > > > *http://www.crompton.com/hamradio <http://www.crompton.com/
> hamradio
> > >*
> > > > >
> > > > >
> > > > > On Sun, Mar 25, 2018 at 1:58 AM, "Michael Staggs via arm-allstar" <
> > > > > arm-allstar at hamvoip.org> wrote:
> > > > >
> > > > > > I’m making great progress with my node. When I plug the pi in, it
> > > shows
> > > > > up
> > > > > > on allstarlink as active. I had problems with it holding PTT down
> > and
> > > > > just
> > > > > > clicking. So, I added the resistor, transistor and diode on PTT
> as
> > in
> > > > the
> > > > > > schematic. Now, however, I’m getting this. I told it to give me
> the
> > > > > > status…or maybe the time. Instead, I got these short little
> > > > transmissions
> > > > > > of clicks. You can hear it here:
> > > > > >
> > > > > > https://instaud.io/1X0q
> > > > > >
> > > > > > On receive, I already have the 10k resistor. Is this because I
> > didn’t
> > > > add
> > > > > > the 47k resistor and 10uf capacitor before it goes to the FOB? Or
> > is
> > > > this
> > > > > > completely different? I really don’t want to keep buying
> electronic
> > > > > > supplies if it’s not going to work anyway, but if it’s truly
> what’s
> > > > > causing
> > > > > > this then I will buy them. I have a 68k resistor and 100uf
> > capacitor,
> > > > but
> > > > > > those won’t work, will they?
> > > > > >
> > > > > > Sent from Mail for Windows 10
> > > > > >
> > > > > > _______________________________________________
> > > > > >
> > > > > > 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
> > > > >
> > > > > _______________________________________________
> > > > >
> > > > > 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
> > > >
> > > > _______________________________________________
> > > >
> > > > 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
> > >
> > > _______________________________________________
> > >
> > > 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
> >
> > _______________________________________________
> >
> > 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
>
> _______________________________________________
>
> 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