diff --git a/sdrbase/gui/glscopenggui.cpp b/sdrbase/gui/glscopenggui.cpp
index 9a9c9b384..e9a1aa6a2 100644
--- a/sdrbase/gui/glscopenggui.cpp
+++ b/sdrbase/gui/glscopenggui.cpp
@@ -790,8 +790,17 @@ void GLScopeNGGUI::setTrigCountDisplay()
 void GLScopeNGGUI::setTimeScaleDisplay()
 {
     m_sampleRate = m_glScope->getSampleRate();
+    unsigned int n_samples = (m_glScope->getTraceSize() * 1.0) / (double) m_timeBase;
     double t = (m_glScope->getTraceSize() * 1.0 / m_sampleRate) / (double) m_timeBase;
 
+    if (n_samples < 1000) {
+        ui->timeText->setToolTip(tr("%1 S").arg(n_samples));
+    } else if (n_samples < 1000000) {
+        ui->timeText->setToolTip(tr("%1 kS").arg(n_samples/1000.0));
+    } else {
+        ui->timeText->setToolTip(tr("%1 MS").arg(n_samples/1000000.0));
+    }
+
     if(t < 0.000001)
     {
         t = round(t * 100000000000.0) / 100.0;
@@ -819,11 +828,11 @@ void GLScopeNGGUI::setTraceLenDisplay()
     unsigned int n_samples = m_traceLenMult * ScopeVisNG::m_traceChunkSize;
 
     if (n_samples < 1000) {
-        ui->traceLenText->setToolTip(tr("%1S").arg(n_samples));
+        ui->traceLenText->setToolTip(tr("%1 S").arg(n_samples));
     } else if (n_samples < 1000000) {
-        ui->traceLenText->setToolTip(tr("%1kS").arg(n_samples/1000.0));
+        ui->traceLenText->setToolTip(tr("%1 kS").arg(n_samples/1000.0));
     } else {
-        ui->traceLenText->setToolTip(tr("%1MS").arg(n_samples/1000000.0));
+        ui->traceLenText->setToolTip(tr("%1 MS").arg(n_samples/1000000.0));
     }
 
     m_sampleRate = m_glScope->getSampleRate();
@@ -841,16 +850,25 @@ void GLScopeNGGUI::setTraceLenDisplay()
 
 void GLScopeNGGUI::setTimeOfsDisplay()
 {
+    unsigned int n_samples = m_glScope->getTraceSize() * (m_timeOffset/100.0);
     double dt = m_glScope->getTraceSize() * (m_timeOffset/100.0) / m_sampleRate;
 
+    if (n_samples < 1000) {
+        ui->timeOfsText->setToolTip(tr("%1 S").arg(n_samples));
+    } else if (n_samples < 1000000) {
+        ui->timeOfsText->setToolTip(tr("%1 kS").arg(n_samples/1000.0));
+    } else {
+        ui->timeOfsText->setToolTip(tr("%1 MS").arg(n_samples/1000000.0));
+    }
+
     if(dt < 0.000001)
-        ui->timeOfsText->setText(tr("%1\nns").arg(dt * 1000000000.0));
+        ui->timeOfsText->setText(tr("%1\nns").arg(dt * 1000000000.0, 0, 'f', 2));
     else if(dt < 0.001)
-        ui->timeOfsText->setText(tr("%1\nµs").arg(dt * 1000000.0));
+        ui->timeOfsText->setText(tr("%1\nµs").arg(dt * 1000000.0, 0, 'f', 2));
     else if(dt < 1.0)
-        ui->timeOfsText->setText(tr("%1\nms").arg(dt * 1000.0));
+        ui->timeOfsText->setText(tr("%1\nms").arg(dt * 1000.0, 0, 'f', 2));
     else
-        ui->timeOfsText->setText(tr("%1\ns").arg(dt * 1.0));
+        ui->timeOfsText->setText(tr("%1\ns").arg(dt * 1.0, 0, 'f', 2));
 }
 
 void GLScopeNGGUI::setAmpScaleDisplay()
@@ -983,40 +1001,51 @@ void GLScopeNGGUI::setTrigDelayDisplay()
     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));
+        ui->trigDelayText->setToolTip(tr("%1 S").arg(n_samples_delay));
     } else if (n_samples_delay < 1000000) {
-        ui->trigDelayText->setToolTip(tr("%1kS").arg(n_samples_delay/1000.0));
+        ui->trigDelayText->setToolTip(tr("%1 kS").arg(n_samples_delay/1000.0));
     } else if (n_samples_delay < 1000000000) {
-        ui->trigDelayText->setToolTip(tr("%1MS").arg(n_samples_delay/1000000.0));
+        ui->trigDelayText->setToolTip(tr("%1 MS").arg(n_samples_delay/1000000.0));
     } else {
-        ui->trigDelayText->setToolTip(tr("%1GS").arg(n_samples_delay/1000000000.0));
+        ui->trigDelayText->setToolTip(tr("%1 GS").arg(n_samples_delay/1000000000.0));
     }
 
     m_sampleRate = m_glScope->getSampleRate();
     double t = (n_samples_delay * 1.0f / m_sampleRate);
 
     if(t < 0.000001)
-        ui->trigDelayText->setText(tr("%1\nns").arg(t * 1000000000.0, 0, 'f', 1));
+        ui->trigDelayText->setText(tr("%1\nns").arg(t * 1000000000.0, 0, 'f', 2));
     else if(t < 0.001)
-        ui->trigDelayText->setText(tr("%1\nµs").arg(t * 1000000.0, 0, 'f', 1));
+        ui->trigDelayText->setText(tr("%1\nµs").arg(t * 1000000.0, 0, 'f', 2));
     else if(t < 1.0)
-        ui->trigDelayText->setText(tr("%1\nms").arg(t * 1000.0, 0, 'f', 1));
+        ui->trigDelayText->setText(tr("%1\nms").arg(t * 1000.0, 0, 'f', 2));
     else
-        ui->trigDelayText->setText(tr("%1\ns").arg(t * 1.0, 0, 'f', 1));
+        ui->trigDelayText->setText(tr("%1\ns").arg(t * 1.0, 0, 'f', 2));
 }
 
 void GLScopeNGGUI::setTrigPreDisplay()
 {
+    unsigned int n_samples_delay = m_glScope->getTraceSize() * (ui->trigPre->value()/100.0f);
     double dt = m_glScope->getTraceSize() * (ui->trigPre->value()/100.0f) / m_sampleRate;
 
+    if (n_samples_delay < 1000) {
+        ui->trigPreText->setToolTip(tr("%1 S").arg(n_samples_delay));
+    } else if (n_samples_delay < 1000000) {
+        ui->trigPreText->setToolTip(tr("%1 kS").arg(n_samples_delay/1000.0));
+    } else if (n_samples_delay < 1000000000) {
+        ui->trigPreText->setToolTip(tr("%1 MS").arg(n_samples_delay/1000000.0));
+    } else {
+        ui->trigPreText->setToolTip(tr("%1 GS").arg(n_samples_delay/1000000000.0));
+    }
+
     if(dt < 0.000001)
-        ui->trigPreText->setText(tr("%1\nns").arg(dt * 1000000000.0f));
+        ui->trigPreText->setText(tr("%1\nns").arg(dt * 1000000000.0f, 0, 'f', 2));
     else if(dt < 0.001)
-        ui->trigPreText->setText(tr("%1\nµs").arg(dt * 1000000.0f));
+        ui->trigPreText->setText(tr("%1\nµs").arg(dt * 1000000.0f, 0, 'f', 2));
     else if(dt < 1.0)
-        ui->trigPreText->setText(tr("%1\nms").arg(dt * 1000.0f));
+        ui->trigPreText->setText(tr("%1\nms").arg(dt * 1000.0f, 0, 'f', 2));
     else
-        ui->trigPreText->setText(tr("%1\ns").arg(dt * 1.0f));
+        ui->trigPreText->setText(tr("%1\ns").arg(dt * 1.0f, 0, 'f', 2));
 }
 
 void GLScopeNGGUI::changeCurrentTrace()
diff --git a/sdrbase/gui/glscopenggui.ui b/sdrbase/gui/glscopenggui.ui
index 7288eda87..9e0b59500 100644
--- a/sdrbase/gui/glscopenggui.ui
+++ b/sdrbase/gui/glscopenggui.ui
@@ -6,7 +6,7 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>731</width>
+    <width>758</width>
     <height>120</height>
    </rect>
   </property>
@@ -282,6 +282,9 @@
      </item>
      <item>
       <widget class="QLabel" name="timeLabel">
+       <property name="toolTip">
+        <string>Time range</string>
+       </property>
        <property name="text">
         <string>T:</string>
        </property>
@@ -291,7 +294,7 @@
       <widget class="QLabel" name="timeText">
        <property name="minimumSize">
         <size>
-         <width>32</width>
+         <width>40</width>
          <height>0</height>
         </size>
        </property>
@@ -331,6 +334,9 @@
      </item>
      <item>
       <widget class="QLabel" name="timeOfsLabel">
+       <property name="toolTip">
+        <string>Time offset</string>
+       </property>
        <property name="text">
         <string>O:</string>
        </property>
@@ -340,7 +346,7 @@
       <widget class="QLabel" name="timeOfsText">
        <property name="minimumSize">
         <size>
-         <width>32</width>
+         <width>40</width>
          <height>0</height>
         </size>
        </property>
@@ -377,6 +383,9 @@
      </item>
      <item>
       <widget class="QLabel" name="traceLenLabel">
+       <property name="toolTip">
+        <string>Trace length</string>
+       </property>
        <property name="text">
         <string>L:</string>
        </property>
@@ -386,7 +395,7 @@
       <widget class="QLabel" name="traceLenText">
        <property name="minimumSize">
         <size>
-         <width>32</width>
+         <width>40</width>
          <height>0</height>
         </size>
        </property>
@@ -691,6 +700,9 @@ kS/s</string>
      </item>
      <item>
       <widget class="QLabel" name="ampLabel">
+       <property name="toolTip">
+        <string>Vertical range</string>
+       </property>
        <property name="text">
         <string>A:</string>
        </property>
@@ -705,7 +717,7 @@ kS/s</string>
         </size>
        </property>
        <property name="toolTip">
-        <string>Amplification value</string>
+        <string>Vertical range value</string>
        </property>
        <property name="text">
         <string>000</string>
@@ -718,7 +730,7 @@ kS/s</string>
      <item>
       <widget class="QSlider" name="amp">
        <property name="toolTip">
-        <string>Amplification</string>
+        <string>Vertical range</string>
        </property>
        <property name="maximum">
         <number>10</number>
@@ -740,6 +752,9 @@ kS/s</string>
      </item>
      <item>
       <widget class="QLabel" name="ofsLabel">
+       <property name="toolTip">
+        <string>Vertical offset</string>
+       </property>
        <property name="text">
         <string>O:</string>
        </property>
@@ -754,7 +769,7 @@ kS/s</string>
         </size>
        </property>
        <property name="toolTip">
-        <string>Offset value</string>
+        <string>Vertical offset value</string>
        </property>
        <property name="text">
         <string>0</string>
@@ -778,7 +793,7 @@ kS/s</string>
           </size>
          </property>
          <property name="toolTip">
-          <string>Coarse offset</string>
+          <string>Vertical offset coarse</string>
          </property>
          <property name="minimum">
           <number>-100</number>
@@ -800,7 +815,7 @@ kS/s</string>
           </size>
          </property>
          <property name="toolTip">
-          <string>Fine offset</string>
+          <string>Vertical offset fine</string>
          </property>
          <property name="maximum">
           <number>200</number>
@@ -824,6 +839,9 @@ kS/s</string>
      </item>
      <item>
       <widget class="QLabel" name="traceDelayLabel">
+       <property name="toolTip">
+        <string>Trace delay</string>
+       </property>
        <property name="text">
         <string>D:</string>
        </property>
@@ -864,6 +882,9 @@ kS/s</string>
        </property>
        <item>
         <widget class="QSlider" name="traceDelayCoarse">
+         <property name="toolTip">
+          <string>Trace delay coarse</string>
+         </property>
          <property name="maximum">
           <number>48</number>
          </property>
@@ -877,6 +898,9 @@ kS/s</string>
        </item>
        <item>
         <widget class="QSlider" name="traceDelayFine">
+         <property name="toolTip">
+          <string>Trace delay fine</string>
+         </property>
          <property name="maximum">
           <number>100</number>
          </property>
@@ -897,6 +921,28 @@ kS/s</string>
        </property>
       </widget>
      </item>
+     <item>
+      <widget class="ClickableLabel" name="traceColor">
+       <property name="minimumSize">
+        <size>
+         <width>16</width>
+         <height>16</height>
+        </size>
+       </property>
+       <property name="maximumSize">
+        <size>
+         <width>16</width>
+         <height>16</height>
+        </size>
+       </property>
+       <property name="toolTip">
+        <string>Current trace color (click to change)</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+      </widget>
+     </item>
      <item>
       <widget class="QCheckBox" name="zSelect">
        <property name="toolTip">
@@ -935,28 +981,6 @@ kS/s</string>
        </item>
       </widget>
      </item>
-     <item>
-      <widget class="ClickableLabel" name="traceColor">
-       <property name="minimumSize">
-        <size>
-         <width>16</width>
-         <height>16</height>
-        </size>
-       </property>
-       <property name="maximumSize">
-        <size>
-         <width>16</width>
-         <height>16</height>
-        </size>
-       </property>
-       <property name="toolTip">
-        <string>Current trace color (click to change)</string>
-       </property>
-       <property name="text">
-        <string/>
-       </property>
-      </widget>
-     </item>
      <item>
       <widget class="Line" name="line_15">
        <property name="orientation">
@@ -1005,6 +1029,12 @@ kS/s</string>
        <property name="toolTip">
         <string>Select trace memory (0 is live)</string>
        </property>
+       <property name="maximum">
+        <number>15</number>
+       </property>
+       <property name="pageStep">
+        <number>1</number>
+       </property>
       </widget>
      </item>
     </layout>
@@ -1337,6 +1367,9 @@ kS/s</string>
      </item>
      <item>
       <widget class="QLabel" name="trigLevelLabel">
+       <property name="toolTip">
+        <string>Triger level</string>
+       </property>
        <property name="text">
         <string>L:</string>
        </property>
@@ -1418,6 +1451,9 @@ kS/s</string>
      </item>
      <item>
       <widget class="QLabel" name="trigDelayLabel">
+       <property name="toolTip">
+        <string>Trigger delay</string>
+       </property>
        <property name="text">
         <string>D:</string>
        </property>
@@ -1427,7 +1463,7 @@ kS/s</string>
       <widget class="QLabel" name="trigDelayText">
        <property name="minimumSize">
         <size>
-         <width>32</width>
+         <width>40</width>
          <height>0</height>
         </size>
        </property>
@@ -1499,6 +1535,9 @@ kS/s</string>
      </item>
      <item>
       <widget class="QLabel" name="trigPreLabel">
+       <property name="toolTip">
+        <string>Pre-trigger delay</string>
+       </property>
        <property name="text">
         <string>P:</string>
        </property>
@@ -1508,7 +1547,7 @@ kS/s</string>
       <widget class="QLabel" name="trigPreText">
        <property name="minimumSize">
         <size>
-         <width>32</width>
+         <width>40</width>
          <height>0</height>
         </size>
        </property>