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<?xml version="1.0"?>
<api>
  <query-continue>
    <allpages gapcontinue="Repeaters" />
  </query-continue>
  <query>
    <pages>
      <page pageid="112" ns="0" title="RemoteTrx">
        <revisions>
          <rev contentformat="text/x-wiki" contentmodel="wikitext" xml:space="preserve">== install image ==

  sudo apt install rpi-imager</rev>
        </revisions>
      </page>
      <page pageid="111" ns="0" title="RemoteTrx old">
        <revisions>
          <rev contentformat="text/x-wiki" contentmodel="wikitext" xml:space="preserve">IN PROGRESS

== create linux baseline on RPI ==

* write image on SD card
* connect HDMI en keyboard
* boot first time
* create user,password
* set hostname
* enable SSH
* sudo dpkg-reconfigure locales
** remove UK
** add own country
** default C.utf8

== prepare software environment ==

* ssh into RPI as user
* sudo apt-get update
* sudo apt-get dist-upgrade
* sudo reboot

next

* ssh into RPI as user

  sudo apt-get git
  git clone https://github.com/sm0svx/svxlink.git

  sudo useradd --system svxlink
  sudo adduser svxlink audio

  sudo apt install cmake libcurl4-gnutls-dev libsigc++-2.0-dev libpopt-dev libgcrypt-dev libgsm1-dev 
  sudo apt install libspeex-dev libopus-dev libasound2-dev librtlsdr-dev qtbase5-dev qttools5-dev 
  sudo apt install libssl-dev libgpiod-dev librtlsdr-dev libjsoncpp-dev
  sudo apt install tcl-dev

== build ==

  cd svxlink/src
  mkdir build
  cd build
  cmake -DWITH_SYSTEMD=ON ..
  make

  sudo make install
  sudo ldconfig

== calibrate squelch ==

start VU meter:

  arecord -V mono -D hw:CARD=Device,DEV=0 -f S16_LE /dev/null

ensure headroom during noise reception, and signal reception.

noise 70% for now, 1750hz from set 38% from VU meter.</rev>
        </revisions>
      </page>
    </pages>
  </query>
</api>