diff --git a/conf/radios/jrxp903_booz.xml b/conf/radios/jrxp903_booz.xml
new file mode 100644
index 0000000000..bd160568e3
--- /dev/null
+++ b/conf/radios/jrxp903_booz.xml
@@ -0,0 +1,55 @@
+<?xml version="1.0"?>
+<!-- $Id: cockpitSX.xml 3160 2009-03-31 23:22:21Z flixr $
+--
+-- (c) 2006 Pascal Brisset, Antoine Drouin
+--
+-- This file is part of paparazzi.
+--
+-- paparazzi is free software; you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation; either version 2, or (at your option)
+-- any later version.
+--
+-- paparazzi is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+--
+-- You should have received a copy of the GNU General Public License
+-- along with paparazzi; see the file COPYING.  If not, write to
+-- the Free Software Foundation, 59 Temple Place - Suite 330,
+-- Boston, MA 02111-1307, USA.  
+-->
+
+<!--
+-- Attributes of root (Radio) tag :
+-- name: name of RC
+-- data_min: min width of a pulse to be considered as a data pulse
+-- data_max: max width of a pulse to be considered as a data pulse
+-- sync_min: min width of a pulse to be considered as a synchro pulse
+-- sync_max: max width of a pulse to be considered as a synchro pulse
+-- min, max and sync are expressed in micro-seconds
+-->
+
+<!-- 
+-- Attributes of channel tag :
+-- ctl: name of the command on the transmitter - only for displaying
+-- no: order in the PPM frame
+-- function: logical command
+-- averaged: channel filtered through several frames (for discrete commands)
+-- min: minimum pulse length (micro-seconds)
+-- max: maximum pulse length (micro-seconds)
+-- neutral: neutral pulse length (micro-seconds)
+-- Note: a command may be reversed by exchanging min and max values
+-->
+
+<!DOCTYPE radio SYSTEM "radio.dtd">
+<radio name="JR XP903" data_min="900" data_max="2100" sync_min ="5000" sync_max ="15000" pulse_type="NEGATIVE">
+ <channel ctl="left_stick_vert" function="THROTTLE"     max="1900" neutral="1100" min="1100" average="0"/>
+ <channel ctl="right_stick_horiz" function="ROLL"    min="1100" neutral="1500" max="1900" average="0"/>
+ <channel ctl="right_stick_vert" function="PITCH"      min="1900" neutral="1500" max="1100" average="0"/>
+ <channel ctl="left_stick_horiz" function="YAW" min="1100" neutral="1500" max="2050" average="0"/>
+ <channel ctl="switch_C" function="MODE"    min="1900" neutral="1500" max="1100" average="1"/>
+ <channel ctl="aux2" function="MODE2"     min="1900" neutral="1496" max="1100" average="1"/>
+ <channel ctl="switch_g" function="UNUSED"    min="1900" neutral="1500" max="1100" average="1"/>
+</radio>
diff --git a/conf/radios/spektrum.xml b/conf/radios/spektrum.xml
new file mode 100644
index 0000000000..40033c3e78
--- /dev/null
+++ b/conf/radios/spektrum.xml
@@ -0,0 +1,56 @@
+<?xml version="1.0"?>
+<!-- $Id: cockpitSX.xml 3160 2009-03-31 23:22:21Z flixr $
+--
+-- (c) 2006 Pascal Brisset, Antoine Drouin
+--
+-- This file is part of paparazzi.
+--
+-- paparazzi is free software; you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation; either version 2, or (at your option)
+-- any later version.
+--
+-- paparazzi is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+--
+-- You should have received a copy of the GNU General Public License
+-- along with paparazzi; see the file COPYING.  If not, write to
+-- the Free Software Foundation, 59 Temple Place - Suite 330,
+-- Boston, MA 02111-1307, USA.  
+-->
+
+<!--
+-- Attributes of root (Radio) tag :
+-- name: name of RC
+-- data_min: min width of a pulse to be considered as a data pulse
+-- data_max: max width of a pulse to be considered as a data pulse
+-- sync_min: min width of a pulse to be considered as a synchro pulse
+-- sync_max: max width of a pulse to be considered as a synchro pulse
+-- min, max and sync are expressed in micro-seconds
+-->
+
+<!-- 
+-- Attributes of channel tag :
+-- ctl: name of the command on the transmitter - only for displaying
+-- no: order in the PPM frame
+-- function: logical command
+-- averaged: channel filtered through several frames (for discrete commands)
+-- min: minimum pulse length (micro-seconds)
+-- max: maximum pulse length (micro-seconds)
+-- neutral: neutral pulse length (micro-seconds)
+-- Note: a command may be reversed by exchanging min and max values
+-->
+
+<!DOCTYPE radio SYSTEM "radio.dtd">
+<!--<serial name="Spektrum Serial" data_min="900pulse_type="NEGATIVE">-->
+<radio name="JR XP903" data_min="900" data_max="2100" sync_min ="5000" sync_max ="15000" pulse_type="NEGATIVE">
+ <channel ctl="left_stick_vert" function="THROTTLE"     max="2050" neutral="1500" min="950" average="0"/>
+ <channel ctl="right_stick_horiz" function="ROLL"    min="2050" neutral="1500" max="950" average="0"/>
+ <channel ctl="right_stick_vert" function="PITCH"      min="2050" neutral="1500" max="950" average="0"/>
+ <channel ctl="left_stick_horiz" function="YAW" min="950" neutral="1500" max="2050" average="0"/>
+ <channel ctl="switch_g" function="UNUSED"    min="2050" neutral="1500" max="948" average="1"/>
+ <channel ctl="switch_C" function="MODE"    min="2050" neutral="1500" max="950" average="1"/>
+ <channel ctl="aux2" function="KILL"     min="2050" neutral="1496" max="948" average="1"/>
+</radio>