diff --git a/plugins/channeltx/modatv/atvmod.cpp b/plugins/channeltx/modatv/atvmod.cpp
index 031f29f7b..be671d8cc 100644
--- a/plugins/channeltx/modatv/atvmod.cpp
+++ b/plugins/channeltx/modatv/atvmod.cpp
@@ -76,9 +76,18 @@ void ATVMod::configure(MessageQueue* messageQueue,
             ATVModInput atvModInput,
             Real uniformLevel,
 			ATVModulation atvModulation,
+            bool videoPlayLoop,
+            bool videoPlay,
             bool channelMute)
 {
-    Message* cmd = MsgConfigureATVMod::create(rfBandwidth, atvStd, atvModInput, uniformLevel, atvModulation);
+    Message* cmd = MsgConfigureATVMod::create(
+            rfBandwidth,
+            atvStd,
+            atvModInput,
+            uniformLevel,
+            atvModulation,
+            videoPlayLoop,
+            videoPlay);
     messageQueue->push(cmd);
 }
 
@@ -185,7 +194,7 @@ void ATVMod::pullVideo(Real& sample)
             m_lineCount = 0;
             m_evenImage = !m_evenImage;
 
-            if ((m_running.m_atvModInput == ATVModInputVideo) && m_videoOK)
+            if ((m_running.m_atvModInput == ATVModInputVideo) && m_videoOK && (m_running.m_videoPlay))
             {
             	int grabOK;
             	int fpsIncrement = (int) m_videoFPSCount - m_videoPrevFPSCount;
@@ -212,7 +221,10 @@ void ATVMod::pullVideo(Real& sample)
             	}
             	else
             	{
-            		// TODO: handle play loop
+            	    if (m_running.m_videoPlayLoop) // play loop
+            	    {
+            	        seekVideoFileStream(0);
+            	    }
             	}
 
             	if (m_videoFPSCount < m_videoFPS)
@@ -287,6 +299,8 @@ bool ATVMod::handleMessage(const Message& cmd)
         m_config.m_atvStd = cfg.getATVStd();
         m_config.m_uniformLevel = cfg.getUniformLevel();
         m_config.m_atvModulation = cfg.getModulation();
+        m_config.m_videoPlayLoop = cfg.getVideoPlayLoop();
+        m_config.m_videoPlay = cfg.getVideoPlay();
 
         apply();
 
@@ -295,7 +309,9 @@ bool ATVMod::handleMessage(const Message& cmd)
                 << " m_atvStd: " << (int) m_config.m_atvStd
                 << " m_atvModInput: " << (int) m_config.m_atvModInput
                 << " m_uniformLevel: " << m_config.m_uniformLevel
-				<< " m_atvModulation: " << (int) m_config.m_atvModulation;
+				<< " m_atvModulation: " << (int) m_config.m_atvModulation
+				<< " m_videoPlayLoop: " << m_config.m_videoPlayLoop
+				<< " m_videoPlay: " << m_config.m_videoPlay;
 
         return true;
     }
@@ -382,6 +398,8 @@ void ATVMod::apply(bool force)
     m_running.m_atvStd = m_config.m_atvStd;
     m_running.m_uniformLevel = m_config.m_uniformLevel;
     m_running.m_atvModulation = m_config.m_atvModulation;
+    m_running.m_videoPlayLoop = m_config.m_videoPlayLoop;
+    m_running.m_videoPlay = m_config.m_videoPlay;
 }
 
 int ATVMod::getSampleRateUnits(ATVStd std)
diff --git a/plugins/channeltx/modatv/atvmod.h b/plugins/channeltx/modatv/atvmod.h
index acbe6396f..2d3f1c3ba 100644
--- a/plugins/channeltx/modatv/atvmod.h
+++ b/plugins/channeltx/modatv/atvmod.h
@@ -194,6 +194,8 @@ public:
             ATVModInput atvModInput,
             Real uniformLevel,
 			ATVModulation atvModulation,
+			bool videoPlayLoop,
+			bool videoPlay,
             bool channelMute);
 
     virtual void pull(Sample& sample);
@@ -226,15 +228,26 @@ private:
         ATVModInput getATVModInput() const { return m_atvModInput; }
         Real getUniformLevel() const { return m_uniformLevel; }
         ATVModulation getModulation() const { return m_atvModulation; }
+        bool getVideoPlayLoop() const { return m_videoPlayLoop; }
+        bool getVideoPlay() const { return m_videoPlay; }
 
         static MsgConfigureATVMod* create(
             Real rfBandwidth,
             ATVStd atvStd,
             ATVModInput atvModInput,
             Real uniformLevel,
-			ATVModulation atvModulation)
+			ATVModulation atvModulation,
+			bool videoPlayLoop,
+			bool videoPlay)
         {
-            return new MsgConfigureATVMod(rfBandwidth, atvStd, atvModInput, uniformLevel, atvModulation);
+            return new MsgConfigureATVMod(
+                    rfBandwidth,
+                    atvStd,
+                    atvModInput,
+                    uniformLevel,
+                    atvModulation,
+                    videoPlayLoop,
+                    videoPlay);
         }
 
     private:
@@ -243,19 +256,25 @@ private:
         ATVModInput   m_atvModInput;
         Real          m_uniformLevel;
         ATVModulation m_atvModulation;
+        bool          m_videoPlayLoop;
+        bool          m_videoPlay;
 
         MsgConfigureATVMod(
                 Real rfBandwidth,
                 ATVStd atvStd,
                 ATVModInput atvModInput,
                 Real uniformLevel,
-				ATVModulation atvModulation) :
+				ATVModulation atvModulation,
+				bool videoPlayLoop,
+				bool videoPlay) :
             Message(),
             m_rfBandwidth(rfBandwidth),
             m_atvStd(atvStd),
             m_atvModInput(atvModInput),
             m_uniformLevel(uniformLevel),
-			m_atvModulation(atvModulation)
+			m_atvModulation(atvModulation),
+			m_videoPlayLoop(videoPlayLoop),
+			m_videoPlay(videoPlay)
         { }
     };
 
@@ -268,6 +287,8 @@ private:
         ATVModInput   m_atvModInput;          //!< Input source type
         Real          m_uniformLevel;         //!< Percentage between black and white for uniform screen display
         ATVModulation m_atvModulation;        //!< RF modulation type
+        bool          m_videoPlayLoop;        //!< Play video in a loop
+        bool          m_videoPlay;            //!< True to play video and false to pause
 
         Config() :
             m_outputSampleRate(-1),
@@ -276,7 +297,9 @@ private:
             m_atvStd(ATVStdPAL625),
             m_atvModInput(ATVModInputHBars),
             m_uniformLevel(0.5f),
-			m_atvModulation(ATVModulationAM)
+			m_atvModulation(ATVModulationAM),
+			m_videoPlayLoop(false),
+			m_videoPlay(false)
         { }
     };
 
diff --git a/plugins/channeltx/modatv/atvmodgui.cpp b/plugins/channeltx/modatv/atvmodgui.cpp
index d9985d732..51078ca55 100644
--- a/plugins/channeltx/modatv/atvmodgui.cpp
+++ b/plugins/channeltx/modatv/atvmodgui.cpp
@@ -270,6 +270,29 @@ void ATVModGUI::on_videoFileDialog_clicked(bool checked)
     }
 }
 
+void ATVModGUI::on_playLoop_toggled(bool checked)
+{
+    applySettings();
+}
+
+void ATVModGUI::on_play_toggled(bool checked)
+{
+    ui->navTimeSlider->setEnabled(!checked);
+    m_enableNavTime = !checked;
+    applySettings();
+}
+
+void ATVModGUI::on_navTimeSlider_valueChanged(int value)
+{
+    if (m_enableNavTime && ((value >= 0) && (value <= 100)))
+    {
+        int seekFame = (m_videoLength * value) / 100;
+        ATVMod::MsgConfigureVideoFileSourceSeek* message = ATVMod::MsgConfigureVideoFileSourceSeek::create(value);
+        m_atvMod->getInputMessageQueue()->push(message);
+    }
+}
+
+
 void ATVModGUI::configureImageFileName()
 {
     qDebug() << "ATVModGUI::configureImageFileName: " << m_imageFileName.toStdString().c_str();
@@ -380,6 +403,8 @@ void ATVModGUI::applySettings()
 			(ATVMod::ATVModInput) ui->inputSelect->currentIndex(),
 			ui->uniformLevel->value() / 100.0f,
 			(ATVMod::ATVModulation) ui->modulation->currentIndex(),
+			ui->playLoop->isChecked(),
+			ui->play->isChecked(),
 			ui->channelMute->isChecked());
 	}
 }
diff --git a/plugins/channeltx/modatv/atvmodgui.h b/plugins/channeltx/modatv/atvmodgui.h
index 2e79a9575..5fdce53dd 100644
--- a/plugins/channeltx/modatv/atvmodgui.h
+++ b/plugins/channeltx/modatv/atvmodgui.h
@@ -69,6 +69,10 @@ private slots:
     void on_imageFileDialog_clicked(bool checked);
     void on_videoFileDialog_clicked(bool checked);
 
+    void on_play_toggled(bool checked);
+    void on_playLoop_toggled(bool checked);
+    void on_navTimeSlider_valueChanged(int value);
+
     void onWidgetRolled(QWidget* widget, bool rollDown);
     void onMenuDoubleClicked();
 
diff --git a/plugins/channeltx/modatv/atvmodgui.ui b/plugins/channeltx/modatv/atvmodgui.ui
index c5eb1ffa0..1835c0d41 100644
--- a/plugins/channeltx/modatv/atvmodgui.ui
+++ b/plugins/channeltx/modatv/atvmodgui.ui
@@ -169,7 +169,7 @@
         <item>
          <widget class="QToolButton" name="channelMute">
           <property name="toolTip">
-           <string>Mute/Unmute channel</string>
+           <string>Mute/Unmute channel (not implemented)</string>
           </property>
           <property name="text">
            <string>...</string>
@@ -223,7 +223,7 @@
       <item>
        <widget class="QSlider" name="rfBW">
         <property name="toolTip">
-         <string>Demodulator (RF) bandwidth</string>
+         <string>Modulator (RF) bandwidth when interpolation takes place</string>
         </property>
         <property name="minimum">
          <number>1</number>
@@ -285,7 +285,7 @@
          </size>
         </property>
         <property name="toolTip">
-         <string>Audio input gain</string>
+         <string>Video input gain (not implemented)</string>
         </property>
         <property name="maximum">
          <number>20</number>
@@ -346,6 +346,9 @@
      <layout class="QHBoxLayout" name="recordFileSelectLayout">
       <item>
        <widget class="QComboBox" name="standard">
+        <property name="toolTip">
+         <string>TV standard</string>
+        </property>
         <item>
          <property name="text">
           <string>PAL625L</string>
@@ -355,6 +358,9 @@
       </item>
       <item>
        <widget class="QComboBox" name="inputSelect">
+        <property name="toolTip">
+         <string>Video pattern or input source</string>
+        </property>
         <item>
          <property name="text">
           <string>Uniform</string>