diff --git a/sdrbase/gui/glscopenggui.cpp b/sdrbase/gui/glscopenggui.cpp
index 75bead96b..ab2b128c9 100644
--- a/sdrbase/gui/glscopenggui.cpp
+++ b/sdrbase/gui/glscopenggui.cpp
@@ -343,12 +343,18 @@ void GLScopeNGGUI::on_trigLevelFine_valueChanged(int value)
 	changeCurrentTrigger();
 }
 
-void GLScopeNGGUI::on_trigDelay_valueChanged(int value)
+void GLScopeNGGUI::on_trigDelayCoarse_valueChanged(int value)
 {
 	setTrigDelayDisplay();
 	changeCurrentTrigger();
 }
 
+void GLScopeNGGUI::on_trigDelayFine_valueChanged(int value)
+{
+    setTrigDelayDisplay();
+    changeCurrentTrigger();
+}
+
 void GLScopeNGGUI::on_trigPre_valueChanged(int value)
 {
 	setTrigPreDisplay();
@@ -558,7 +564,8 @@ void GLScopeNGGUI::setTrigLevelDisplay()
 
 void GLScopeNGGUI::setTrigDelayDisplay()
 {
-    unsigned int n_samples_delay = m_traceLenMult * ScopeVisNG::m_traceChunkSize * ui->trigDelay->value();
+    double delayMult = ui->trigDelayCoarse->value() + ui->trigDelayFine->value() / 100.0;
+    unsigned int n_samples_delay = m_traceLenMult * ScopeVisNG::m_traceChunkSize * delayMult;
 
 	if (n_samples_delay < 1000) {
 		ui->trigDelayText->setToolTip(tr("%1S").arg(n_samples_delay));
@@ -644,8 +651,9 @@ void GLScopeNGGUI::fillTriggerData(ScopeVisNG::TriggerData& triggerData)
     triggerData.m_triggerLevel = (ui->trigLevelCoarse->value() / 100.0) + (ui->trigLevelFine->value() / 20000.0);
     triggerData.m_triggerPositiveEdge = ui->trigPos->isChecked();
     triggerData.m_triggerBothEdges = ui->trigBoth->isChecked();
-    triggerData.m_triggerDelay = ui->trigDelay->value();
     triggerData.m_triggerRepeat = ui->trigCount->value();
+    double delayMult = ui->trigDelayCoarse->value() + ui->trigDelayFine->value() / 100.0;
+    triggerData.m_triggerDelay = (int) (m_traceLenMult * ScopeVisNG::m_traceChunkSize * delayMult);
 }
 
 void GLScopeNGGUI::applySettings()
diff --git a/sdrbase/gui/glscopenggui.h b/sdrbase/gui/glscopenggui.h
index bc79bb995..1d6b21f3e 100644
--- a/sdrbase/gui/glscopenggui.h
+++ b/sdrbase/gui/glscopenggui.h
@@ -113,7 +113,8 @@ private slots:
     void on_trigBoth_toggled(bool checked);
     void on_trigLevelCoarse_valueChanged(int value);
     void on_trigLevelFine_valueChanged(int value);
-    void on_trigDelay_valueChanged(int value);
+    void on_trigDelayCoarse_valueChanged(int value);
+    void on_trigDelayFine_valueChanged(int value);
     void on_trigPre_valueChanged(int value);
     void on_trigOneShot_toggled(bool checked);
     void on_freerun_toggled(bool checked);
diff --git a/sdrbase/gui/glscopenggui.ui b/sdrbase/gui/glscopenggui.ui
index 0135de025..a2cc681e4 100644
--- a/sdrbase/gui/glscopenggui.ui
+++ b/sdrbase/gui/glscopenggui.ui
@@ -1386,20 +1386,55 @@ kS/s</string>
       </widget>
      </item>
      <item>
-      <widget class="QSlider" name="trigDelay">
-       <property name="toolTip">
-        <string>Trigger delay</string>
+      <layout class="QVBoxLayout" name="trigDelayLayout">
+       <property name="spacing">
+        <number>2</number>
        </property>
-       <property name="maximum">
-        <number>100</number>
+       <property name="leftMargin">
+        <number>0</number>
        </property>
-       <property name="pageStep">
-        <number>1</number>
+       <property name="topMargin">
+        <number>0</number>
        </property>
-       <property name="orientation">
-        <enum>Qt::Horizontal</enum>
+       <property name="rightMargin">
+        <number>0</number>
        </property>
-      </widget>
+       <property name="bottomMargin">
+        <number>0</number>
+       </property>
+       <item>
+        <widget class="QSlider" name="trigDelayCoarse">
+         <property name="toolTip">
+          <string>Trigger delay coarse (trace length multiplier)</string>
+         </property>
+         <property name="maximum">
+          <number>100</number>
+         </property>
+         <property name="pageStep">
+          <number>1</number>
+         </property>
+         <property name="orientation">
+          <enum>Qt::Horizontal</enum>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QSlider" name="trigDelayFine">
+         <property name="toolTip">
+          <string>Trigger delay fine (trace length divider)</string>
+         </property>
+         <property name="maximum">
+          <number>100</number>
+         </property>
+         <property name="pageStep">
+          <number>1</number>
+         </property>
+         <property name="orientation">
+          <enum>Qt::Horizontal</enum>
+         </property>
+        </widget>
+       </item>
+      </layout>
      </item>
      <item>
       <widget class="Line" name="line_14">