[arm-allstar] RB-USB-Lite / AllStar / Direwolf

David McGough kb4fxc at inttek.net
Wed Oct 25 10:01:26 EST 2017


Hi Fred,

Thanks for the feedback. And, BTW, I updated the hamvoip-packet-tools 
package near the end of August, and it now includes the latest versions 
of direwolf, aprx and LinuxRMS software.

Note that when the package gets installed, all the binaries, etc., are 
subdirectories under the /usr/local/aprs-tools folder.

As for the RX audio setting for de-emphasis, I've always used the "FLAT" 
audio (no de-emphasis) setting---jumper JU551 in position "A".

Anyone else got thoughts about this???


73, David KB4FXC



On Wed, 25 Oct 2017, "Fred Hillhouse via arm-allstar" wrote:

> 
> This weekend I connected the RB-USB-Lite to a Raspberry Pi Zero W and was
> able to control PTT through the USB interface. The latest Direwolf dev build
> includes PTT control through the RB-USB-Lite without the addition of hamlib.
> So it looks like potential one-stop interface shopping for Allstar and/or
> Direwolf if that interest you.
> 
> While setting up the RB-USB-Lite, I ended up changing the POT setting (MIC
> input). It wasn't unexpected. It turns out I needed to adjust the POT almost
> to the bottom. This was before playing with the input gain. It was already
> set very low. Apparently the 1200 data output requires both the POT and GAIN
> to be set very low. Again not necessarily surprised. It did lead me to look
> at the GM300 in comparison to the FT1500 I am using.
> 
> Which led me to another question: what jumper setting (JU551) is typical for
> the GM300? A (350mVrms/ not de-emphasized) or B (600mVrms/ de-emphasized)?
> 
> Thanks!
> 
> Best regards,
> Fred N7FMH
> 
> -----Original Message-----
> From: David McGough [mailto:kb4fxc at inttek.net] 
> Sent: Wednesday, June 21, 2017 5:45 PM
> To: "Fred Hillhouse via arm-allstar"
> Cc: Fred Hillhouse
> Subject: Re: [arm-allstar] RB-USB-Lite / AllStar / Direwolf
> 
> 
> Hi Fred,
> 
> I haven't tried that interface with direwolf, but it'll probably work.
> 
> As for packet radio tools, I've already got a pre-built package for the
> V1.5 hamvoip release that includes direwolf, aprx and various other
> utilities that I use. I've got the Linux RMS gateway software built, too,
> but, haven't yet added it to the package.
> 
> You can grab this package via pacman like this:
> 
> pacman -Sy hamvoip-packet-tools
> 
> 73, David KB4FXC
> 
> 
> On Wed, 21 Jun 2017, "Fred Hillhouse via arm-allstar" wrote:
> 
> > Greetings,
> > 
> >  
> > 
> > While looking through radio interface options I saw the RB-USB-Lite. 
> > In the interest of saving time, I am considering it. I can build the 
> > interface but that would delay things.
> > 
> >  
> > 
> > It looks like a radio does not need any programming for CTCSS. Is this
> true?
> > 
> > The interface handles de-emphasis appropriately since the notes seem 
> > to hint at connection to the discriminator. Is this true?
> > 
> >  
> > 
> > I found schematics but no instructions.
> > 
> >  
> > 
> > Since I like standardization a bit and the interface seems to have 
> > everything at a reasonable price and I am asking questions, has anyone 
> > use one of these interfaces for APRS with Raspbian/Direwolf? Since 
> > this last question is OT, feel free to answer direct.
> > 
> >  
> > 
> > Thank you all!
> > 
> >  
> > 
> > Best regards,
> > 
> > Fred N7FMH
> > 
> >  
> > 
> >  
> > 
> > 
> > 
> > ---
> > This email has been checked for viruses by Avast antivirus software.
> > https://www.avast.com/antivirus
> > _______________________________________________
> > 
> > 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
> > 
> 
> 
> _______________________________________________
> 
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> 
> Visit the BBB and RPi2/3 web page - http://hamvoip.org
> 



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