diff --git a/src/RedstartRunCirculatingSourceDialog.cpp b/src/RedstartRunCirculatingSourceDialog.cpp
index e4a2412ebb5647310e820914c842fc0eea191a20..f6bceb24156cf02e8af06f8a771424cb0148c18c 100644
--- a/src/RedstartRunCirculatingSourceDialog.cpp
+++ b/src/RedstartRunCirculatingSourceDialog.cpp
@@ -43,6 +43,7 @@ RedstartRunCirculatingSourceDialog::RedstartRunCirculatingSourceDialog( QWidget
 	m_dElevationDEG = 0.0f;
 
 	m_qVAUpdateTimer = new QTimer( this );
+	m_qVAUpdateTimer->setTimerType( Qt::TimerType::PreciseTimer );
 
 	connect( m_qVAUpdateTimer, SIGNAL( timeout() ), this, SLOT( UpdateScene() ) );
 }
@@ -148,20 +149,35 @@ void RedstartRunCirculatingSourceDialog::UpdateScene()
 	v3Pos.x = -std::sin( grad2rad( m_dAzimuthDEG ) ) * ui->doubleSpinBox_radius->value();
 	v3Pos.y = std::sin( grad2rad( m_dElevationDEG ) ) * ui->doubleSpinBox_radius->value();
 	v3Pos.z = -std::cos( grad2rad( m_dAzimuthDEG ) ) * ui->doubleSpinBox_radius->value();
+	
+	VAVec3 v3NewPos;
 	try
 	{
 		m_pVAInterface->SetSoundSourcePosition( m_iSourceID, v3Pos );
+		v3NewPos = m_pVAInterface->GetSoundSourcePosition( m_iSourceID );
 	}
 	catch( CVAException& e )
 	{
 		Stop();
 	}
 
+	ui->doubleSpinBox_azimuth->setValue( m_dAzimuthDEG );
+	ui->doubleSpinBox_elevation->setValue( m_dElevationDEG );
+
+	ui->doubleSpinBox_source_pos_x->setValue( v3NewPos.x );
+	ui->doubleSpinBox_source_pos_y->setValue( v3NewPos.y );
+	ui->doubleSpinBox_source_pos_z->setValue( v3NewPos.z );
+
+	ui->doubleSpinBox_runtime_tracker->setValue( m_dRuntimeSeconds );
+
 	m_dAzimuthDEG += ui->doubleSpinBox_azi_inc->value();
+	m_dAzimuthDEG = anglef_proj_0_360_DEG( m_dAzimuthDEG );
 	m_dElevationDEG += ui->doubleSpinBox_ele_inc->value();
-	m_dRuntime += ui->doubleSpinBox_timeout->value();
+	m_dElevationDEG = anglef_proj_N90_90_DEG( m_dElevationDEG );
+
+	m_dRuntimeSeconds += ui->doubleSpinBox_timeout->value();
 
-	if( m_dRuntime > ui->doubleSpinBox_runtime->value() )
+	if( m_dRuntimeSeconds > ui->doubleSpinBox_runtime->value() )
 		Stop();
 }
 
@@ -171,13 +187,13 @@ void RedstartRunCirculatingSourceDialog::StartUpdateTimer()
 	const int iIntervalMS = ceil( dTimeout * 1000.0f );
 	m_qVAUpdateTimer->setInterval( iIntervalMS );
 	m_qVAUpdateTimer->start();
-	m_dRuntime = 0.0f;
+	m_dRuntimeSeconds = 0.0f;
 }
 
 void RedstartRunCirculatingSourceDialog::StopUpdateTimer()
 {
 	m_qVAUpdateTimer->stop();
-	m_dRuntime = 0.0f;
+	m_dRuntimeSeconds = 0.0f;
 	m_dAzimuthDEG = 0.0f;
 	m_dElevationDEG = 0.0f;
 
diff --git a/src/RedstartRunCirculatingSourceDialog.h b/src/RedstartRunCirculatingSourceDialog.h
index 2382d64bfd4c237ec6c262c7e4ef735216f4e276..9974ac45178d207f103ac13b7a974e918d8f925c 100644
--- a/src/RedstartRunCirculatingSourceDialog.h
+++ b/src/RedstartRunCirculatingSourceDialog.h
@@ -62,7 +62,7 @@ private:
 	QString m_sSignalID;
 
 	double m_dAzimuthDEG, m_dElevationDEG;
-	double m_dRuntime;
+	double m_dRuntimeSeconds;
 	
 	void StartUpdateTimer();
 	void StopUpdateTimer();
diff --git a/src/RedstartSessionBinauralHeadphonesDialog.cpp b/src/RedstartSessionBinauralHeadphonesDialog.cpp
index e93d4298e8c30aeb76a57eb593d8f4745d30e466..9db36e07d0840a1cda307ffec480ad8ddf64a34c 100644
--- a/src/RedstartSessionBinauralHeadphonesDialog.cpp
+++ b/src/RedstartSessionBinauralHeadphonesDialog.cpp
@@ -26,13 +26,16 @@ RedstartSessionBinauralHeadphonesDialog::RedstartSessionBinauralHeadphonesDialog
 	ui->setupUi( this );
 
 	QDialog::setWindowTitle( "Binaural headphones session" );
-	
+
 	QSettings qSettings;
 	QString sLastBrowseFolder = qSettings.value( "Redstart/last_browse_folder" ).toString();
 	std::string s = sLastBrowseFolder.toStdString();
 
 	if( QDir( sLastBrowseFolder ).exists() )
 		m_oLastBasePath.setCurrent( sLastBrowseFolder );
+
+	if( ui->checkBox_hpir_auto_filter_length->isChecked() )
+		ui->spinBox_inverse_hpir_filter_length->setEnabled( false );
 }
 
 RedstartSessionBinauralHeadphonesDialog::~RedstartSessionBinauralHeadphonesDialog()
@@ -51,11 +54,13 @@ QVariantHash RedstartSessionBinauralHeadphonesDialog::GetCoreConfig() const
 		oPaths[ "DemoSoundBasePath" ] = m_oDemoSoundBasePath.absolutePath();
 	if( m_oHRIRBasePath.exists() && m_oHRIRBasePath != m_oDemoSoundBasePath )
 		oPaths[ "DefaultHRIRBasePath" ] = m_oHRIRBasePath.absolutePath();
+	if( m_oInverseHPIRBasePath.exists() && m_oInverseHPIRBasePath != m_oHRIRBasePath )
+		oPaths[ "HPIRBaseFolder" ] = m_oInverseHPIRBasePath.absolutePath();
 
 	oFinalCoreConfig[ "Paths" ] = oPaths;
 
 
-	QString sHRIRMacro = ui->lineEdit_macro_DefaultHRIR->text();	
+	QString sHRIRMacro = ui->lineEdit_macro_DefaultHRIR->text();
 	if( ui->checkBox_folders_as_search_path->isChecked() )
 	{
 		QFileInfo oHRIR( sHRIRMacro );
@@ -75,8 +80,6 @@ QVariantHash RedstartSessionBinauralHeadphonesDialog::GetCoreConfig() const
 
 	oFinalCoreConfig[ "Macros" ] = oMacros;
 
-	
-	// @todo switch between talkthrough and headphone reproduction with equalization
 
 	QVariantHash oDevice;
 	oDevice[ "Type" ] = "HP";
@@ -90,17 +93,50 @@ QVariantHash RedstartSessionBinauralHeadphonesDialog::GetCoreConfig() const
 	oFinalCoreConfig[ "Output:MyDesktopHP" ] = oOutput;
 
 
-	QVariantHash oReproduction;
-	oReproduction[ "Class" ] = "Talkthrough";
-	oReproduction[ "Outputs" ] = "MyDesktopHP";
+	if( ui->groupBox_headphone_equalization->isChecked() )
+	{
+		QVariantHash oReproduction;
+		oReproduction[ "Class" ] = "Headphones";
+		oReproduction[ "Outputs" ] = "MyDesktopHP";
+
+		if( ui->checkBox_inverse_hpir_calibration_gain_db->isChecked() )
+			oReproduction[ "HpIRInvCalibrationGainDecibel" ] = ui->doubleSpinBox_InvHPIRCalibrationGain->value();
+		else
+			oReproduction[ "HpIRInvCalibrationGain" ] = ui->doubleSpinBox_InvHPIRCalibrationGain->value(); // no decibel
+
+		QString sHPIRFile = ui->lineEdit_inverse_hpir_file->text();
+		if( ui->checkBox_folders_as_search_path->isChecked() )
+		{
+			QFileInfo oHRIR( sHPIRFile );
+			sHPIRFile = oHRIR.fileName();
+		}
+		oReproduction[ "HpIRInvFile" ] = sHPIRFile;
+
+		if( !ui->checkBox_hpir_auto_filter_length->isChecked() )
+			oReproduction[ "HpIRInvFilterLength" ] = ui->spinBox_inverse_hpir_filter_length->value();
+
+		oFinalCoreConfig[ "Reproduction:MyEqualizedHeadphones" ] = oReproduction;
+
+		QVariantHash oRenderer;
+		oRenderer[ "Class" ] = "BinauralFreeField";
+		oRenderer[ "Reproductions" ] = "MyEqualizedHeadphones";
+
+		oFinalCoreConfig[ "Renderer:MyBinauralRenderer" ] = oRenderer;
+	}
+	else
+	{
+		QVariantHash oReproduction;
+		oReproduction[ "Class" ] = "Talkthrough";
+		oReproduction[ "Outputs" ] = "MyDesktopHP";
 
-	oFinalCoreConfig[ "Reproduction:MyTalkthroughHeadphones" ] = oReproduction;
+		oFinalCoreConfig[ "Reproduction:MyTalkthroughHeadphones" ] = oReproduction;
 
-	QVariantHash oRenderer;
-	oRenderer[ "Class" ] = "BinauralFreeField";
-	oRenderer[ "Reproductions" ] = "MyTalkthroughHeadphones";
+		QVariantHash oRenderer;
+		oRenderer[ "Class" ] = "BinauralFreeField";
+		oRenderer[ "Reproductions" ] = "MyTalkthroughHeadphones";
 
-	oFinalCoreConfig[ "Renderer:MyBinauralRenderer" ] = oRenderer;
+		oFinalCoreConfig[ "Renderer:MyBinauralRenderer" ] = oRenderer;
+	}
 
 	return oFinalCoreConfig;
 }
@@ -173,3 +209,36 @@ void RedstartSessionBinauralHeadphonesDialog::on_pushButton_BrowseHRIR_clicked()
 		}
 	}
 }
+
+void RedstartSessionBinauralHeadphonesDialog::on_pushButton_inverse_hpir_file_select_clicked()
+{
+	QFileDialog fd;
+	fd.setNameFilter( "WAV files (*.wav)" );
+	fd.setViewMode( QFileDialog::Detail );
+
+	if( m_oLastBasePath.exists() )
+		fd.setDirectory( m_oLastBasePath );
+	else
+		fd.setDirectory( QDir( QApplication::applicationDirPath() ) );
+
+	if( fd.exec() )
+	{
+		QStringList lFiles = fd.selectedFiles();
+		if( lFiles.empty() == false )
+		{
+			QString sFilePath = lFiles[ 0 ];
+			QFile oFile( sFilePath );
+			if( oFile.exists() )
+			{
+				m_oHRIRBasePath = fd.directory();
+				m_oLastBasePath = m_oHRIRBasePath;
+			}
+			ui->lineEdit_inverse_hpir_file->setText( oFile.fileName() );
+		}
+	}
+}
+
+void RedstartSessionBinauralHeadphonesDialog::on_checkBox_hpir_auto_filter_length_clicked( bool bEnabled )
+{
+	ui->spinBox_inverse_hpir_filter_length->setEnabled( !bEnabled );
+}
diff --git a/src/RedstartSessionBinauralHeadphonesDialog.h b/src/RedstartSessionBinauralHeadphonesDialog.h
index 427be7f694a84befed86099c4c21b349be0858fc..cecf494c5b009d82f3037d8281dd93db3d02fb3a 100644
--- a/src/RedstartSessionBinauralHeadphonesDialog.h
+++ b/src/RedstartSessionBinauralHeadphonesDialog.h
@@ -38,13 +38,15 @@ private slots:
 	void on_pushButton_CreateSession_clicked();
 	void on_pushButton_BrowseDemoSound_clicked();
 	void on_pushButton_BrowseHRIR_clicked();
+	void on_pushButton_inverse_hpir_file_select_clicked();
+	void on_checkBox_hpir_auto_filter_length_clicked( bool );
 
 private:
 	Ui::RedstartDialogSessionBinauralHeadphones* ui;
 	QDir m_oLastBasePath;
 	QDir m_oHRIRBasePath;
+	QDir m_oInverseHPIRBasePath;
 	QDir m_oDemoSoundBasePath;
-	QString m_sFileBaseName;
 	QSettings m_qSettings;
 };
 
diff --git a/src/RedstartWindow.cpp b/src/RedstartWindow.cpp
index a5e49c715f5abe86f62a669c1f854f9855264cb4..f61023a8771bee64d42126954064ecb35a02ab1b 100644
--- a/src/RedstartWindow.cpp
+++ b/src/RedstartWindow.cpp
@@ -719,7 +719,7 @@ void RedstartWindow::on_pushButton_start_stop_clicked()
 			m_pVAInterface = NULL;
 		}
 
-		ui->statusBar->showMessage( QString::fromStdString( ex.ToString() ) );
+		ui->statusBar->showMessage( QString::fromStdString( ex.ToString() ) + ". Will deactivate auto-start checkbox." );
 		ui->checkBox_redstart_auto_start->setChecked( false );
 	}
 }
diff --git a/ui/RedstartRunCirculatingSourceDialog.ui b/ui/RedstartRunCirculatingSourceDialog.ui
index 66b725cc1da6c21847816641b78dffdfd20a53ce..c74f2252d544dd191a253e1fa20a46d0bb56113b 100644
--- a/ui/RedstartRunCirculatingSourceDialog.ui
+++ b/ui/RedstartRunCirculatingSourceDialog.ui
@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>545</width>
-    <height>325</height>
+    <width>579</width>
+    <height>312</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -16,14 +16,7 @@
   <layout class="QVBoxLayout" name="verticalLayout">
    <item>
     <layout class="QGridLayout" name="gridLayout">
-     <item row="1" column="3">
-      <widget class="QPushButton" name="pushButton_BrowseHRIR">
-       <property name="text">
-        <string>Select</string>
-       </property>
-      </widget>
-     </item>
-     <item row="1" column="1" colspan="2">
+     <item row="1" column="1" colspan="3">
       <widget class="QLineEdit" name="lineEdit_macro_DefaultHRIR">
        <property name="sizePolicy">
         <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
@@ -36,92 +29,101 @@
        </property>
       </widget>
      </item>
-     <item row="0" column="0">
-      <widget class="QLabel" name="label_2">
-       <property name="text">
-        <string>Demo sound</string>
-       </property>
-       <property name="buddy">
-        <cstring>lineEdit_macro_DemoSound</cstring>
-       </property>
-      </widget>
-     </item>
-     <item row="0" column="3">
-      <widget class="QPushButton" name="pushButton_BrowseDemoSound">
-       <property name="text">
-        <string>Select</string>
-       </property>
-      </widget>
-     </item>
-     <item row="0" column="1" colspan="2">
+     <item row="0" column="1" colspan="3">
       <widget class="QLineEdit" name="lineEdit_macro_DemoSound">
        <property name="text">
         <string>$(DemoSound)</string>
        </property>
       </widget>
      </item>
-     <item row="1" column="0">
-      <widget class="QLabel" name="label">
+     <item row="3" column="4">
+      <widget class="QLabel" name="label_13">
        <property name="text">
-        <string>Default HRIR</string>
-       </property>
-       <property name="buddy">
-        <cstring>lineEdit_macro_DefaultHRIR</cstring>
+        <string>Current azimuth</string>
        </property>
       </widget>
      </item>
-     <item row="2" column="1" colspan="2">
-      <widget class="QCheckBox" name="checkBox_folders_as_search_path">
+     <item row="5" column="4">
+      <widget class="QLabel" name="label_15">
        <property name="text">
-        <string>Add all folders as search paths (instead of using absolute paths)</string>
-       </property>
-       <property name="checked">
-        <bool>true</bool>
+        <string>Source position</string>
        </property>
       </widget>
      </item>
-     <item row="6" column="2">
-      <widget class="QLabel" name="label_8">
-       <property name="text">
-        <string>seconds</string>
-       </property>
-      </widget>
+     <item row="5" column="3">
+      <layout class="QHBoxLayout" name="horizontalLayout">
+       <item>
+        <widget class="QDoubleSpinBox" name="doubleSpinBox_source_pos_x">
+         <property name="enabled">
+          <bool>false</bool>
+         </property>
+         <property name="decimals">
+          <number>3</number>
+         </property>
+         <property name="minimum">
+          <double>-999.000000000000000</double>
+         </property>
+         <property name="maximum">
+          <double>999.000000000000000</double>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QDoubleSpinBox" name="doubleSpinBox_source_pos_y">
+         <property name="enabled">
+          <bool>false</bool>
+         </property>
+         <property name="decimals">
+          <number>3</number>
+         </property>
+         <property name="minimum">
+          <double>-999.000000000000000</double>
+         </property>
+         <property name="maximum">
+          <double>999.000000000000000</double>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QDoubleSpinBox" name="doubleSpinBox_source_pos_z">
+         <property name="enabled">
+          <bool>false</bool>
+         </property>
+         <property name="decimals">
+          <number>3</number>
+         </property>
+         <property name="minimum">
+          <double>-999.000000000000000</double>
+         </property>
+         <property name="maximum">
+          <double>999.000000000000000</double>
+         </property>
+        </widget>
+       </item>
+      </layout>
      </item>
-     <item row="6" column="0">
-      <widget class="QLabel" name="label_7">
+     <item row="4" column="4">
+      <widget class="QLabel" name="label_14">
        <property name="text">
-        <string>Runtime</string>
-       </property>
-       <property name="buddy">
-        <cstring>doubleSpinBox_runtime</cstring>
-       </property>
-      </widget>
-     </item>
-     <item row="6" column="1">
-      <widget class="QDoubleSpinBox" name="doubleSpinBox_runtime">
-       <property name="decimals">
-        <number>1</number>
-       </property>
-       <property name="maximum">
-        <double>99999999.000000000000000</double>
-       </property>
-       <property name="value">
-        <double>20.000000000000000</double>
+        <string>Current elevation</string>
        </property>
       </widget>
      </item>
-     <item row="9" column="0" colspan="2">
-      <widget class="QPushButton" name="pushButton_stop">
-       <property name="enabled">
-        <bool>false</bool>
+     <item row="7" column="2">
+      <widget class="QLabel" name="label_10">
+       <property name="toolTip">
+        <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;The runtime depends on the timer quality, CPU load and processing duration of the timout slot function. It  may be deviating significantly from the actual time. For proper timing in VA, it is recommended to use high precision timer (ideally synchronized to the audio clock). In VAMatlab, an implementation of high performance timer is available.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
        </property>
        <property name="text">
-        <string>Stop</string>
+        <string>seconds</string>
        </property>
       </widget>
      </item>
      <item row="7" column="0">
       <widget class="QLabel" name="label_9">
+       <property name="toolTip">
+        <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;The runtime depends on the timer quality, CPU load and processing duration of the timout slot function. It  may be deviating significantly from the actual time. For proper timing in VA, it is recommended to use high precision timer (ideally synchronized to the audio clock). In VAMatlab, an implementation of high performance timer is available.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+       </property>
        <property name="text">
         <string>Update timeout</string>
        </property>
@@ -132,6 +134,9 @@
      </item>
      <item row="7" column="1">
       <widget class="QDoubleSpinBox" name="doubleSpinBox_timeout">
+       <property name="toolTip">
+        <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;The runtime depends on the timer quality, CPU load and processing duration of the timout slot function. It  may be deviating significantly from the actual time. For proper timing in VA, it is recommended to use high precision timer (ideally synchronized to the audio clock). In VAMatlab, an implementation of high performance timer is available.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+       </property>
        <property name="decimals">
         <number>3</number>
        </property>
@@ -149,20 +154,6 @@
        </property>
       </widget>
      </item>
-     <item row="7" column="2">
-      <widget class="QLabel" name="label_10">
-       <property name="text">
-        <string>seconds</string>
-       </property>
-      </widget>
-     </item>
-     <item row="8" column="0" colspan="2">
-      <widget class="QPushButton" name="pushButton_start">
-       <property name="text">
-        <string>Start</string>
-       </property>
-      </widget>
-     </item>
      <item row="3" column="0">
       <widget class="QLabel" name="label_3">
        <property name="text">
@@ -173,18 +164,8 @@
        </property>
       </widget>
      </item>
-     <item row="4" column="0">
-      <widget class="QLabel" name="label_4">
-       <property name="text">
-        <string>Elevation increment</string>
-       </property>
-       <property name="buddy">
-        <cstring>doubleSpinBox_ele_inc</cstring>
-       </property>
-      </widget>
-     </item>
-     <item row="3" column="1">
-      <widget class="QDoubleSpinBox" name="doubleSpinBox_azi_inc">
+     <item row="4" column="1">
+      <widget class="QDoubleSpinBox" name="doubleSpinBox_ele_inc">
        <property name="decimals">
         <number>3</number>
        </property>
@@ -194,16 +175,17 @@
        <property name="maximum">
         <double>999999.000000000000000</double>
        </property>
-       <property name="singleStep">
-        <double>1.000000000000000</double>
-       </property>
-       <property name="value">
-        <double>0.360000000000000</double>
+      </widget>
+     </item>
+     <item row="4" column="2">
+      <widget class="QLabel" name="label_6">
+       <property name="text">
+        <string>degrees</string>
        </property>
       </widget>
      </item>
-     <item row="4" column="1">
-      <widget class="QDoubleSpinBox" name="doubleSpinBox_ele_inc">
+     <item row="3" column="1">
+      <widget class="QDoubleSpinBox" name="doubleSpinBox_azi_inc">
        <property name="decimals">
         <number>3</number>
        </property>
@@ -213,6 +195,12 @@
        <property name="maximum">
         <double>999999.000000000000000</double>
        </property>
+       <property name="singleStep">
+        <double>1.000000000000000</double>
+       </property>
+       <property name="value">
+        <double>0.360000000000000</double>
+       </property>
       </widget>
      </item>
      <item row="3" column="2">
@@ -222,20 +210,13 @@
        </property>
       </widget>
      </item>
-     <item row="4" column="2">
-      <widget class="QLabel" name="label_6">
-       <property name="text">
-        <string>degrees</string>
-       </property>
-      </widget>
-     </item>
-     <item row="5" column="0">
-      <widget class="QLabel" name="label_11">
+     <item row="4" column="0">
+      <widget class="QLabel" name="label_4">
        <property name="text">
-        <string>Radius</string>
+        <string>Elevation increment</string>
        </property>
        <property name="buddy">
-        <cstring>doubleSpinBox_radius</cstring>
+        <cstring>doubleSpinBox_ele_inc</cstring>
        </property>
       </widget>
      </item>
@@ -259,6 +240,180 @@
        </property>
       </widget>
      </item>
+     <item row="5" column="0">
+      <widget class="QLabel" name="label_11">
+       <property name="text">
+        <string>Radius</string>
+       </property>
+       <property name="buddy">
+        <cstring>doubleSpinBox_radius</cstring>
+       </property>
+      </widget>
+     </item>
+     <item row="4" column="3">
+      <widget class="QDoubleSpinBox" name="doubleSpinBox_elevation">
+       <property name="enabled">
+        <bool>false</bool>
+       </property>
+       <property name="wrapping">
+        <bool>true</bool>
+       </property>
+       <property name="decimals">
+        <number>1</number>
+       </property>
+       <property name="minimum">
+        <double>-99999999.000000000000000</double>
+       </property>
+       <property name="maximum">
+        <double>999999999.000000000000000</double>
+       </property>
+      </widget>
+     </item>
+     <item row="3" column="3">
+      <widget class="QDoubleSpinBox" name="doubleSpinBox_azimuth">
+       <property name="enabled">
+        <bool>false</bool>
+       </property>
+       <property name="wrapping">
+        <bool>true</bool>
+       </property>
+       <property name="prefix">
+        <string/>
+       </property>
+       <property name="suffix">
+        <string/>
+       </property>
+       <property name="decimals">
+        <number>1</number>
+       </property>
+       <property name="minimum">
+        <double>-99999.000000000000000</double>
+       </property>
+       <property name="maximum">
+        <double>999999.000000000000000</double>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="0">
+      <widget class="QLabel" name="label_2">
+       <property name="text">
+        <string>Demo sound</string>
+       </property>
+       <property name="buddy">
+        <cstring>lineEdit_macro_DemoSound</cstring>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="4">
+      <widget class="QPushButton" name="pushButton_BrowseHRIR">
+       <property name="text">
+        <string>Select</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="4">
+      <widget class="QPushButton" name="pushButton_BrowseDemoSound">
+       <property name="text">
+        <string>Select</string>
+       </property>
+      </widget>
+     </item>
+     <item row="6" column="2">
+      <widget class="QLabel" name="label_8">
+       <property name="toolTip">
+        <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;The runtime depends on the timer quality, CPU load and processing duration of the timout slot function. It  may be deviating significantly from the actual time. For proper timing in VA, it is recommended to use high precision timer (ideally synchronized to the audio clock). In VAMatlab, an implementation of high performance timer is available.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+       </property>
+       <property name="text">
+        <string>seconds</string>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="1" colspan="3">
+      <widget class="QCheckBox" name="checkBox_folders_as_search_path">
+       <property name="text">
+        <string>Add all folders as search paths (instead of using absolute paths)</string>
+       </property>
+       <property name="checked">
+        <bool>true</bool>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="0">
+      <widget class="QLabel" name="label">
+       <property name="text">
+        <string>Default HRIR</string>
+       </property>
+       <property name="buddy">
+        <cstring>lineEdit_macro_DefaultHRIR</cstring>
+       </property>
+      </widget>
+     </item>
+     <item row="6" column="1">
+      <widget class="QDoubleSpinBox" name="doubleSpinBox_runtime">
+       <property name="toolTip">
+        <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;The runtime depends on the timer quality, CPU load and processing duration of the timout slot function. It  may be deviating significantly from the actual time. For proper timing in VA, it is recommended to use high precision timer (ideally synchronized to the audio clock). In VAMatlab, an implementation of high performance timer is available.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+       </property>
+       <property name="decimals">
+        <number>1</number>
+       </property>
+       <property name="maximum">
+        <double>99999999.000000000000000</double>
+       </property>
+       <property name="value">
+        <double>20.000000000000000</double>
+       </property>
+      </widget>
+     </item>
+     <item row="6" column="0">
+      <widget class="QLabel" name="label_7">
+       <property name="toolTip">
+        <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;The runtime depends on the timer quality, CPU load and processing duration of the timout slot function. It  may be deviating significantly from the actual time. For proper timing in VA, it is recommended to use high precision timer (ideally synchronized to the audio clock). In VAMatlab, an implementation of high performance timer is available.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+       </property>
+       <property name="text">
+        <string>Runtime</string>
+       </property>
+       <property name="buddy">
+        <cstring>doubleSpinBox_runtime</cstring>
+       </property>
+      </widget>
+     </item>
+     <item row="6" column="3">
+      <layout class="QHBoxLayout" name="horizontalLayout_2">
+       <item>
+        <widget class="QDoubleSpinBox" name="doubleSpinBox_runtime_tracker">
+         <property name="enabled">
+          <bool>false</bool>
+         </property>
+         <property name="toolTip">
+          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;The runtime depends on the timer quality, CPU load and processing duration of the timout slot function. It  may be deviating significantly from the actual time. For proper timing in VA, it is recommended to use high precision timer (ideally synchronized to the audio clock). In VAMatlab, an implementation of high performance timer is available.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+         </property>
+         <property name="maximum">
+          <double>999999.000000000000000</double>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QPushButton" name="pushButton_start">
+         <property name="toolTip">
+          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;The runtime depends on the timer quality, CPU load and processing duration of the timout slot function. It  may be deviating significantly from the actual time. For proper timing in VA, it is recommended to use high precision timer (ideally synchronized to the audio clock). In VAMatlab, an implementation of high performance timer is available.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+         </property>
+         <property name="text">
+          <string>Start</string>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+     <item row="6" column="4">
+      <widget class="QPushButton" name="pushButton_stop">
+       <property name="enabled">
+        <bool>false</bool>
+       </property>
+       <property name="text">
+        <string>Stop</string>
+       </property>
+      </widget>
+     </item>
     </layout>
    </item>
    <item>
@@ -271,7 +426,6 @@
   </layout>
  </widget>
  <tabstops>
-  <tabstop>pushButton_start</tabstop>
   <tabstop>pushButton_run</tabstop>
   <tabstop>pushButton_BrowseDemoSound</tabstop>
   <tabstop>pushButton_BrowseHRIR</tabstop>
@@ -283,7 +437,6 @@
   <tabstop>doubleSpinBox_radius</tabstop>
   <tabstop>doubleSpinBox_runtime</tabstop>
   <tabstop>doubleSpinBox_timeout</tabstop>
-  <tabstop>pushButton_stop</tabstop>
  </tabstops>
  <resources/>
  <connections/>
diff --git a/ui/RedstartSessionBinauralHeadphonesDialog.ui b/ui/RedstartSessionBinauralHeadphonesDialog.ui
index c6ebb45a24bada8fbf226b73d1ace69d75be9e48..5cf121dacf101d79a49a4254b8abffc112338a06 100644
--- a/ui/RedstartSessionBinauralHeadphonesDialog.ui
+++ b/ui/RedstartSessionBinauralHeadphonesDialog.ui
@@ -49,7 +49,7 @@
         </sizepolicy>
        </property>
        <property name="text">
-        <string>ITA-Kunstkopf_5x5_256_44kHz.v17.ir.daff</string>
+        <string>ITA_Artificial_Head_5x5_44kHz_128.v17.ir.daff</string>
        </property>
       </widget>
      </item>
@@ -157,9 +157,9 @@
       </widget>
      </item>
      <item row="7" column="0" colspan="4">
-      <widget class="QGroupBox" name="groupBox">
+      <widget class="QGroupBox" name="groupBox_headphone_equalization">
        <property name="enabled">
-        <bool>false</bool>
+        <bool>true</bool>
        </property>
        <property name="title">
         <string>Headphone equalization</string>
@@ -172,10 +172,20 @@
        </property>
        <layout class="QGridLayout" name="gridLayout_2">
         <item row="1" column="1">
-         <widget class="QDoubleSpinBox" name="doubleSpinBox_InvHPIRCalibrationGain"/>
+         <widget class="QDoubleSpinBox" name="doubleSpinBox_InvHPIRCalibrationGain">
+          <property name="decimals">
+           <number>3</number>
+          </property>
+          <property name="minimum">
+           <double>-999.000000000000000</double>
+          </property>
+          <property name="value">
+           <double>0.000000000000000</double>
+          </property>
+         </widget>
         </item>
         <item row="1" column="0">
-         <widget class="QLabel" name="label_8">
+         <widget class="QLabel" name="lineEdit_inverse_hpir_calibration_gain_db">
           <property name="text">
            <string>Inverse HPIR calibration gain</string>
           </property>
@@ -185,7 +195,7 @@
          </widget>
         </item>
         <item row="1" column="2">
-         <widget class="QCheckBox" name="checkBox">
+         <widget class="QCheckBox" name="checkBox_inverse_hpir_calibration_gain_db">
           <property name="text">
            <string>dB</string>
           </property>
@@ -200,39 +210,29 @@
            <string>Inverse HPIR file</string>
           </property>
           <property name="buddy">
-           <cstring>lineEdit</cstring>
+           <cstring>lineEdit_inverse_hpir_file</cstring>
           </property>
          </widget>
         </item>
         <item row="0" column="1">
-         <widget class="QLineEdit" name="lineEdit"/>
+         <widget class="QLineEdit" name="lineEdit_inverse_hpir_file"/>
         </item>
         <item row="0" column="2">
-         <widget class="QPushButton" name="pushButton">
+         <widget class="QPushButton" name="pushButton_inverse_hpir_file_select">
           <property name="text">
            <string>Select</string>
           </property>
          </widget>
         </item>
-        <item row="2" column="1">
-         <widget class="QLineEdit" name="lineEdit_2">
-          <property name="enabled">
-           <bool>false</bool>
-          </property>
-         </widget>
-        </item>
         <item row="2" column="0">
          <widget class="QLabel" name="label_9">
           <property name="text">
            <string>HPIR filter length</string>
           </property>
-          <property name="buddy">
-           <cstring>lineEdit_2</cstring>
-          </property>
          </widget>
         </item>
         <item row="2" column="2">
-         <widget class="QCheckBox" name="checkBox_2">
+         <widget class="QCheckBox" name="checkBox_hpir_auto_filter_length">
           <property name="text">
            <string>auto</string>
           </property>
@@ -241,6 +241,19 @@
           </property>
          </widget>
         </item>
+        <item row="2" column="1">
+         <widget class="QSpinBox" name="spinBox_inverse_hpir_filter_length">
+          <property name="minimum">
+           <number>0</number>
+          </property>
+          <property name="maximum">
+           <number>99999</number>
+          </property>
+          <property name="value">
+           <number>128</number>
+          </property>
+         </widget>
+        </item>
        </layout>
       </widget>
      </item>
@@ -264,13 +277,12 @@
   <tabstop>checkBox_folders_as_search_path</tabstop>
   <tabstop>spinBox_hrir_filter_length</tabstop>
   <tabstop>lineEdit_headphone_channels</tabstop>
-  <tabstop>groupBox</tabstop>
-  <tabstop>pushButton</tabstop>
-  <tabstop>lineEdit</tabstop>
+  <tabstop>groupBox_headphone_equalization</tabstop>
+  <tabstop>pushButton_inverse_hpir_file_select</tabstop>
+  <tabstop>lineEdit_inverse_hpir_file</tabstop>
   <tabstop>doubleSpinBox_InvHPIRCalibrationGain</tabstop>
-  <tabstop>checkBox</tabstop>
-  <tabstop>lineEdit_2</tabstop>
-  <tabstop>checkBox_2</tabstop>
+  <tabstop>checkBox_inverse_hpir_calibration_gain_db</tabstop>
+  <tabstop>checkBox_hpir_auto_filter_length</tabstop>
   <tabstop>pushButton_BrowseHRIR</tabstop>
  </tabstops>
  <resources/>
diff --git a/ui/RedstartWindow.ui b/ui/RedstartWindow.ui
index 51e94ec4e094d7197f22f661591d9881bfe57ac5..f0c10eeb7e9260509f73e95845a2c082385978dc 100644
--- a/ui/RedstartWindow.ui
+++ b/ui/RedstartWindow.ui
@@ -1281,7 +1281,7 @@ background-color: rgb(208, 255, 188);</string>
     <string>Reset</string>
    </property>
    <property name="shortcut">
-    <string>R, R</string>
+    <string>R, Esc</string>
    </property>
   </action>
  </widget>