diff --git a/experiment_project.py b/experiment_project.py
deleted file mode 100644
index 5bb268a..0000000
--- a/experiment_project.py
+++ /dev/null
@@ -1,34 +0,0 @@
-from schainpy.controller import Project
-
-desc = "A schain project"
-
-controller = Project()
-controller.setup(id='191', name="project", description=desc)
-
-readUnitConf = controller.addReadUnit(datatype='VoltageReader',
-                                      path="/home/nanosat/schain",
-                                      startDate="1970/01/01",
-                                      endDate="2017/12/31",
-                                      startTime="00:00:00",
-                                      endTime="23:59:59",
-                                      online=0,
-                                      verbose=1,
-                                      walk=1,
-                                      )
-
-procUnitConf1 = controller.addProcUnit(datatype='VoltageProc', inputId=readUnitConf.getId())
-
-opObj11 = procUnitConf1.addOperation(name='ProfileSelector', optype='other')
-opObj11.addParameter(name='profileRangeList', value='120,183', format='intlist')
-
-opObj11 = procUnitConf1.addOperation(name='RTIPlot', optype='other')
-opObj11.addParameter(name='wintitle', value='Jicamarca Radio Observatory', format='str')
-opObj11.addParameter(name='showprofile', value='0', format='int')
-opObj11.addParameter(name='xmin', value='0', format='int')
-opObj11.addParameter(name='xmax', value='24', format='int')
-opObj11.addParameter(name='figpath', value="/home/nanosat/schain/figs", format='str')
-opObj11.addParameter(name='wr_period', value='5', format='int')
-opObj11.addParameter(name='exp_code', value='22', format='int')
-
-
-controller.start()
diff --git a/schain.xml b/schain.xml
deleted file mode 100644
index a18a91f..0000000
--- a/schain.xml
+++ /dev/null
@@ -1 +0,0 @@
-<Project description="A schain project" id="191" name="project"><ReadUnit datatype="VoltageReader" id="1911" inputId="0" name="VoltageReader"><Operation id="19111" name="run" priority="1" type="self"><Parameter format="str" id="191111" name="datatype" value="VoltageReader" /><Parameter format="str" id="191112" name="path" value="/home/nanosat/schain" /><Parameter format="date" id="191113" name="startDate" value="1970/01/01" /><Parameter format="date" id="191114" name="endDate" value="2017/12/31" /><Parameter format="time" id="191115" name="startTime" value="00:00:00" /><Parameter format="time" id="191116" name="endTime" value="23:59:59" /><Parameter format="int" id="191118" name="walk" value="1" /><Parameter format="int" id="191119" name="verbose" value="1" /><Parameter format="int" id="191120" name="online" value="0" /></Operation></ReadUnit><ProcUnit datatype="VoltageProc" id="1912" inputId="1911" name="VoltageProc"><Operation id="19121" name="run" priority="1" type="self" /><Operation id="19122" name="ProfileSelector" priority="2" type="other"><Parameter format="intlist" id="191221" name="profileRangeList" value="120,183" /></Operation><Operation id="19123" name="RTIPlot" priority="3" type="other"><Parameter format="str" id="191231" name="wintitle" value="Jicamarca Radio Observatory" /><Parameter format="int" id="191232" name="showprofile" value="0" /><Parameter format="int" id="191233" name="xmin" value="0" /><Parameter format="int" id="191234" name="xmax" value="24" /><Parameter format="str" id="191235" name="figpath" value="/home/nanosat/schain/figs" /><Parameter format="int" id="191236" name="wr_period" value="5" /><Parameter format="int" id="191237" name="exp_code" value="22" /></Operation></ProcUnit></Project>
\ No newline at end of file
diff --git a/trash b/trash
deleted file mode 100644
index 384299d..0000000
--- a/trash
+++ /dev/null
@@ -1 +0,0 @@
-You should install "digital_rf_hdf5" module if you want to read USRP data