diff --git a/mainwindow.ui b/mainwindow.ui
index 3c92a04..c8ae48a 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -276,28 +276,28 @@
         <layout class="QVBoxLayout" name="verticalLayout_5">
          <item>
           <layout class="QFormLayout" name="formLayout_4">
-           <item row="3" column="0">
+           <item row="4" column="0">
             <widget class="QLabel" name="label_9">
              <property name="text">
               <string>maximum Voltage at speaker input:</string>
              </property>
             </widget>
            </item>
-           <item row="3" column="1">
+           <item row="4" column="1">
             <widget class="QLabel" name="label_UMaxSpeakerInRMS">
              <property name="text">
               <string>0 dBU</string>
              </property>
             </widget>
            </item>
-           <item row="4" column="0">
+           <item row="5" column="0">
             <widget class="QLabel" name="label_10">
              <property name="text">
               <string>maximum Voltage at amplifier input:</string>
              </property>
             </widget>
            </item>
-           <item row="4" column="1">
+           <item row="5" column="1">
             <widget class="QLabel" name="label_UMaxAmpInRMS">
              <property name="text">
               <string>0 dBU</string>
@@ -325,14 +325,14 @@
              </property>
             </widget>
            </item>
-           <item row="1" column="0">
+           <item row="2" column="0">
             <widget class="QLabel" name="label_12">
              <property name="text">
               <string>Attack Time:</string>
              </property>
             </widget>
            </item>
-           <item row="1" column="1">
+           <item row="2" column="1">
             <widget class="QLabel" name="label_attackTimeRMS">
              <property name="font">
               <font>
@@ -344,14 +344,14 @@
              </property>
             </widget>
            </item>
-           <item row="2" column="0">
+           <item row="3" column="0">
             <widget class="QLabel" name="label_14">
              <property name="text">
               <string>Release Time:</string>
              </property>
             </widget>
            </item>
-           <item row="2" column="1">
+           <item row="3" column="1">
             <widget class="QLabel" name="label_releaseTimeRMS">
              <property name="font">
               <font>
@@ -363,6 +363,19 @@
              </property>
             </widget>
            </item>
+           <item row="1" column="0">
+            <spacer name="verticalSpacer">
+             <property name="orientation">
+              <enum>Qt::Vertical</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>20</width>
+               <height>40</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
           </layout>
          </item>
         </layout>
@@ -376,28 +389,28 @@
         <layout class="QVBoxLayout" name="verticalLayout_6">
          <item>
           <layout class="QFormLayout" name="formLayout_5">
-           <item row="3" column="0">
+           <item row="4" column="0">
             <widget class="QLabel" name="label_13">
              <property name="text">
               <string>maximum Voltage at speaker input:</string>
              </property>
             </widget>
            </item>
-           <item row="3" column="1">
+           <item row="4" column="1">
             <widget class="QLabel" name="label_UMaxSpeakerInPeak">
              <property name="text">
               <string>0 dBU</string>
              </property>
             </widget>
            </item>
-           <item row="4" column="0">
+           <item row="5" column="0">
             <widget class="QLabel" name="label_15">
              <property name="text">
               <string>maximum Voltage at amplifier input:</string>
              </property>
             </widget>
            </item>
-           <item row="4" column="1">
+           <item row="5" column="1">
             <widget class="QLabel" name="label_UMaxAmpInPeak">
              <property name="text">
               <string>0 dBU</string>
@@ -425,14 +438,14 @@
              </property>
             </widget>
            </item>
-           <item row="1" column="0">
+           <item row="2" column="0">
             <widget class="QLabel" name="label_17">
              <property name="text">
               <string>Attack Time:</string>
              </property>
             </widget>
            </item>
-           <item row="1" column="1">
+           <item row="2" column="1">
             <widget class="QLabel" name="label_attackTimePeak">
              <property name="font">
               <font>
@@ -444,14 +457,14 @@
              </property>
             </widget>
            </item>
-           <item row="2" column="0">
+           <item row="3" column="0">
             <widget class="QLabel" name="label_18">
              <property name="text">
               <string>Release Time:</string>
              </property>
             </widget>
            </item>
-           <item row="2" column="1">
+           <item row="3" column="1">
             <widget class="QLabel" name="label_releaseTimePeak">
              <property name="font">
               <font>
@@ -463,6 +476,19 @@
              </property>
             </widget>
            </item>
+           <item row="1" column="1">
+            <spacer name="verticalSpacer_2">
+             <property name="orientation">
+              <enum>Qt::Vertical</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>20</width>
+               <height>40</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
           </layout>
          </item>
         </layout>