diff --git a/AUG/loadAUGdata.m b/AUG/loadAUGdata.m
index bebba43bd5badfe80da8e559f2d4b5932df546e0..43e51772cb908bc0ea66f495300fa2550046958c 100644
--- a/AUG/loadAUGdata.m
+++ b/AUG/loadAUGdata.m
@@ -25,6 +25,7 @@ function [trace,error,varargout]=loadAUGdata(shot,data_type,varargin)
 %                                (for traces with many channel, enables to load additional channels,
 %                                 like SXR, ECE, etc.)
 %                  varargin{3}:  zmag for varargout{1} computation
+%                  varargin{4}:  time range [t1 t2] (to limit data collected)
 %
 % OUTPUT:
 % trace.data:   data structure
@@ -290,17 +291,27 @@ switch AUGkeywrdcase{index}
     else
       status=ones(endi-starti+1,1);
     end
+    if  nargin>=6 & ~isempty(varargin{4})
+      timerange=varargin{4};
+    else
+      timerange=[2 2.5];
+    end
     trace.t=[];
     trace.x=[];
     ppftype='SXR';
     tracename='B';
-    [a,e]=rdaAUG_eff(shot,ppftype,tracename);
+    [a,e]=rdaAUG_eff(shot,ppftype,tracename,timerange);
     trace=a;
     trace.dim=[{[starti:endi]'} ; {trace.t}];
     trace.x=trace.dim{1};
     trace.dimunits=[{'channels'} ; {'time [s]'}];
     trace.units='W/m^2';
     trace.name=[num2str(shot) '/' ppftype '/' tracename];
+    % keep only nth points
+    nth=13;
+    trace.t=trace.t(1:nth:end);
+    trace.data=trace.data(:,1:nth:end);
+    trace.dim{2}=trace.t;
     % calculating intersection of the view lines with magnetics axis 
     if strcmp(data_type_eff_noext,'sxR')
       if nargin>=5 & ~isempty(varargin{3})
diff --git a/AUG/rdaAUG_eff.m b/AUG/rdaAUG_eff.m
index f2486f2085d208ae3f4c475553ef12bb362e97c3..6b2c350e44cee5a4fbdb88144ac10e7c78b7ee46 100644
--- a/AUG/rdaAUG_eff.m
+++ b/AUG/rdaAUG_eff.m
@@ -19,7 +19,7 @@ function [adata,error]=rdaAUG_eff(shot,diagname,sigtype,varargin);
 %
 
 global usemdsplus
-if isempty(usemdsplus); usemdsplus=0; end
+if isempty(usemdsplus); usemdsplus=1; end
 
 error=1;
 
@@ -30,6 +30,56 @@ end
 
 if usemdsplus
 
+  % use mdsplus
+  
+  if ~unix('test -d /home/duval/mdsplus')
+    addpath('/home/duval/mdsplus')
+  end
+  mdsconnect('localhost:8001');
+
+  user=getenv('USER');
+  if nargin>=4 & ~isempty(varargin{1})
+    ['[data,error]=mdsvalue(''_rdaeff' user diagname '=augsignal(' num2str(shot) ',"' diagname '","' sigtype '",,,' ...
+          num2str(varargin{1}(1),'%.14f') ',' num2str(varargin{1}(end),'%.14f') ')'');']
+    eval(['[data,error]=mdsvalue(''_rdaeff' user diagname '=augsignal(' num2str(shot) ',"' diagname '","' sigtype '",,,' ...
+          num2str(varargin{1}(1),'%.14f') ',' num2str(varargin{1}(end),'%.14f') ')'');']);
+  else
+    eval(['[data,error]=mdsvalue(''_rdaeff' user diagname '=augsignal(' num2str(shot) ',"' diagname '","' sigtype '")'');']);
+  end
+  adata.data=data;
+  hsig=[];
+  ss=size(data);
+  nbofdim=length(ss);
+  if ss(end)==1; nbofdim=nbofdim-1; end
+  nbofdim=max(nbofdim,1);
+  switch nbofdim
+  case 1
+    eval(['time=mdsvalue(''dim_of(_rdaeff' user diagname ',0)'');']);
+    x=[];
+
+  case 2
+    eval(['x=mdsvalue(''dim_of(_rdaeff' user diagname ',0)'');']);
+    eval(['time=mdsvalue(''dim_of(_rdaeff' user diagname ',1)'');']);
+
+  case 3
+    eval(['x=mdsvalue(''dim_of(_rdaeff' user diagname ',0)'');']);
+    eval(['time=mdsvalue(''dim_of(_rdaeff' user diagname ',1)'');']);
+    disp('3rd dimension in hsig!!!!!!!!!!!!!!!!!!!!!!!!!')
+    eval(['hsig=mdsvalue(''dim_of(_rdaeff' user diagname ',2)'');']);
+
+  otherwise
+    disp([' more than 3 dimensions for ' num2str(shot) ' ; ' sigtype '/' diagname])
+    error('in rdaAUG_eff')
+    
+  end
+  adata.t=time;
+  adata.x=x;
+  adata.hsig=hsig;
+  mdsdisconnect;
+  if ~unix('test -d /home/duval/mdsplus')
+    rmpath('/home/duval/mdsplus')
+  end
+
 else
   % use SF2ML
   if isempty(time_int)
diff --git a/gdat.m b/gdat.m
index c9bf587b374797cf6b5293210704d2cdf51ba7d7..30fe8e7c74e64c7b98b513cf132b1cd75b8e98a8 100644
--- a/gdat.m
+++ b/gdat.m
@@ -51,7 +51,7 @@ function [trace,error,varargout] = gdat(shot,data_type,varargin)
 % optional arguments valid for all values of data_type (not passed on to loadMACHINEdata function):
 %
 % varargin{1}:  0 => no plot (default), 1 => plot 
-% varargin{2}:  machine name 'JET', 'TCV' (default)
+% varargin{2}:  machine name 'JET' , 'TCV' (default: JET or TCV, depending on where implemented)
 %
 % Additional input arguments for specific traces (passed on to loadMACHINEdata function)
 %
@@ -109,13 +109,8 @@ end
 doplot=0;
 if (nargineff>=3 & ~isempty(varargin{1})); doplot=varargin{1}; end
 machine='TCV';
-a=which('gdat');
-if ~isempty(findstr('ipp',a))
-  machine='AUG';
-elseif ~isempty(findstr('osauter',a));
-  machine='JET';
-end
-if (nargineff>=4 & ~isempty(varargin{2})); machine=varargin{2}; end
+a=which('sawteeth');
+if ~isempty(findstr('osauter',a)); machine='JET'; end
 if (nargineff>=4 & ~isempty(varargin{2})); machine=varargin{2}; end
 
 % load data from specified machine
diff --git a/gdatpaths.m b/gdatpaths.m
index f197f924fe487ebe66b475abb2f438dc5da46222..a14d9c3748be173c5a0a0c7be174ceed323a1048 100644
--- a/gdatpaths.m
+++ b/gdatpaths.m
@@ -7,7 +7,7 @@ a=which('gdat');
 ii=findstr('/',a);
 a=a(1:ii(end));
 
-machines=[{'AUG'} {'JET'} {'TCV'}];
+machines=[{'JET'} {'TCV'} {'AUG'}];
 
 for i=1:length(machines)
   addpath([a machines{i}])