[arm-allstar] BBB pre-emphasis

David McGough kb4fxc at inttek.net
Tue Jun 2 19:16:44 EST 2015


Hi Steve,

The pre-emphasis code got added to SVN after the BBB 1.2.1 release. This 
code is in the RPi2 1.0 release.


73, David KB4FXC



On Tue, 2 Jun 2015, Steve Zingman wrote:

> I'm sure I'll get shot down for this, but in reading the source to 
> chan_simpleusb on the svn there is a config setting for preemphasis and 
> deemphasis.
> I have not had a chance to test it.
> 
> 73, Steve N4IRS
> 
> On 06/01/2015 01:00 PM, arm-allstar-request at hamvoip.org wrote:
> > Message: 1
> > Date: Sun, 31 May 2015 16:57:56 -0700
> > From: Sam Skolfield<kj6qfs at gmail.com>
> > To: BeagleBone Black ARM Allstar<arm-allstar at hamvoip.org>
> > Subject: [arm-allstar] BBB pre-emphasis
> > Message-ID:
> > 	<CALK+jHE03okfrw27VEQ+AqEA6HzGP6zPjtkQLgh5YsFaMMm2Fg at mail.gmail.com>
> > Content-Type: text/plain; charset="utf-8"
> >
> > Hello all,
> > Does anybody have a temporary software-based pre-emphasis solution for a
> > BBB node's TX audio? I know the next BBB release will have the code, but
> > was wondering if someone had something for now that would scratch my itch.
> >
> > Thanks and 73.
> >
> > -- KJ6QFS Sam Skolfield
> 
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