diff --git a/src/nqrduck_measurement/controller.py b/src/nqrduck_measurement/controller.py
index 83a3b05..0be3b26 100644
--- a/src/nqrduck_measurement/controller.py
+++ b/src/nqrduck_measurement/controller.py
@@ -1,14 +1,29 @@
 import logging
-from PyQt6.QtCore import pyqtSlot
+from PyQt6.QtCore import pyqtSlot, pyqtSignal
+from PyQt6.QtWidgets import QWidget
 from nqrduck.module.module_controller import ModuleController
 from nqrduck_spectrometer.measurement import Measurement
 
 logger = logging.getLogger(__name__)
 
 class MeasurementController(ModuleController):
+
+    set_frequency_failure = pyqtSignal()
+    set_averages_failure = pyqtSignal()
+
     def __init__(self, module):
         super().__init__(module)
 
+    @pyqtSlot(str)
+    def set_frequency(self, value):
+        logger.debug("Setting frequency to: " + value)
+        self.module.nqrduck_signal.emit("set_frequency", value)
+
+    @pyqtSlot(str)
+    def set_averages(self, value):
+        logger.debug("Setting averages to: " + value)
+        self.module.nqrduck_signal.emit("set_averages", value)
+    
     @pyqtSlot()
     def change_view_mode(self):
         logger.debug("Changing view mode.")
@@ -37,3 +52,11 @@ class MeasurementController(ModuleController):
             logger.debug("Received measurement error.")
             self.module.view.measurement_dialog.hide()
             self.module.nqrduck_signal.emit("notification", ["Error", "Error during measurement."])
+
+        elif key == "failure" and value[0] == "set_frequency" and self.module.view._ui_form.frequencyEdit.text() == value[1]:
+            logger.debug("Received set frequency failure.")
+            self.set_frequency_failure.emit()
+
+        elif key == "failure" and value[0] == "set_averages" and self.module.view._ui_form.averagesEdit.text() == value[1]:
+            logger.debug("Received set averages failure.")
+            self.set_averages_failure.emit()
diff --git a/src/nqrduck_measurement/resources/measurement_widget.ui b/src/nqrduck_measurement/resources/measurement_widget.ui
index ffc2fbb..8e9b101 100644
--- a/src/nqrduck_measurement/resources/measurement_widget.ui
+++ b/src/nqrduck_measurement/resources/measurement_widget.ui
@@ -51,24 +51,24 @@
        <item>
         <layout class="QGridLayout" name="gridLayout">
          <item row="0" column="0">
-          <widget class="QLabel" name="label">
+          <widget class="QLabel" name="frequencyLabel">
            <property name="text">
             <string>Target Frequency</string>
            </property>
           </widget>
          </item>
          <item row="1" column="1">
-          <widget class="QLineEdit" name="lineEdit_2"/>
+          <widget class="QLineEdit" name="averagesEdit"/>
          </item>
          <item row="1" column="0">
-          <widget class="QLabel" name="label_2">
+          <widget class="QLabel" name="averagesLabel">
            <property name="text">
             <string>Averages</string>
            </property>
           </widget>
          </item>
          <item row="0" column="1">
-          <widget class="QLineEdit" name="lineEdit"/>
+          <widget class="QLineEdit" name="frequencyEdit"/>
          </item>
         </layout>
        </item>
diff --git a/src/nqrduck_measurement/view.py b/src/nqrduck_measurement/view.py
index 9f74cb2..f88ddb1 100644
--- a/src/nqrduck_measurement/view.py
+++ b/src/nqrduck_measurement/view.py
@@ -52,6 +52,15 @@ class MeasurementView(ModuleView):
         self._ui_form.buttonStart.clicked.connect(self.on_measurement_start_button_clicked)
         self._ui_form.fftButton.clicked.connect(self.module.controller.change_view_mode)
 
+        self._ui_form.frequencyEdit.editingFinished.connect(lambda: self.on_editing_finished(self._ui_form.frequencyEdit.text()))
+        self._ui_form.averagesEdit.editingFinished.connect(lambda: self.on_editing_finished(self._ui_form.averagesEdit.text()))
+
+        self.module.controller.set_frequency_failure.connect(self.on_set_frequency_failure)
+        self.module.controller.set_averages_failure.connect(self.on_set_averages_failure)
+
+        # Call validator for buttonStart
+        
+
     def init_plotter(self):
         plotter = self._ui_form.plotter
         plotter.canvas.ax.clear()
@@ -105,6 +114,27 @@ class MeasurementView(ModuleView):
         logger.debug("Measurement start button clicked.")
         self.module.controller.start_measurement()
 
+    @pyqtSlot(str)
+    def on_editing_finished(self, value):
+        logger.debug("Editing finished.")
+        self.sender().setStyleSheet("")
+        if self.sender() == self._ui_form.frequencyEdit:
+            self.module.controller.set_frequency(value)
+        elif self.sender() == self._ui_form.averagesEdit:
+            self.module.controller.set_averages(value)
+
+    @pyqtSlot()
+    def on_set_frequency_failure(self):
+        """Slot for when the set frequency signal fails."""
+        logger.debug("Set frequency failure.")
+        self._ui_form.frequencyEdit.setStyleSheet("border: 1px solid red;")
+
+    @pyqtSlot()
+    def on_set_averages_failure(self):
+        """Slot for when the set averages signal fails."""
+        logger.debug("Set averages failure.")
+        self._ui_form.averagesEdit.setStyleSheet("border: 1px solid red;")
+
     class MeasurementDialog(QDialog):
         def __init__(self):
             super().__init__()
diff --git a/src/nqrduck_measurement/widget.py b/src/nqrduck_measurement/widget.py
index e3ee105..53fb7bc 100644
--- a/src/nqrduck_measurement/widget.py
+++ b/src/nqrduck_measurement/widget.py
@@ -39,18 +39,18 @@ class Ui_Form(object):
         self.settingsLayout.addLayout(self.spectrometerLayout)
         self.gridLayout = QtWidgets.QGridLayout()
         self.gridLayout.setObjectName("gridLayout")
-        self.label = QtWidgets.QLabel(parent=Form)
-        self.label.setObjectName("label")
-        self.gridLayout.addWidget(self.label, 0, 0, 1, 1)
-        self.lineEdit_2 = QtWidgets.QLineEdit(parent=Form)
-        self.lineEdit_2.setObjectName("lineEdit_2")
-        self.gridLayout.addWidget(self.lineEdit_2, 1, 1, 1, 1)
-        self.label_2 = QtWidgets.QLabel(parent=Form)
-        self.label_2.setObjectName("label_2")
-        self.gridLayout.addWidget(self.label_2, 1, 0, 1, 1)
-        self.lineEdit = QtWidgets.QLineEdit(parent=Form)
-        self.lineEdit.setObjectName("lineEdit")
-        self.gridLayout.addWidget(self.lineEdit, 0, 1, 1, 1)
+        self.frequencyLabel = QtWidgets.QLabel(parent=Form)
+        self.frequencyLabel.setObjectName("frequencyLabel")
+        self.gridLayout.addWidget(self.frequencyLabel, 0, 0, 1, 1)
+        self.averagesEdit = QtWidgets.QLineEdit(parent=Form)
+        self.averagesEdit.setObjectName("averagesEdit")
+        self.gridLayout.addWidget(self.averagesEdit, 1, 1, 1, 1)
+        self.averagesLabel = QtWidgets.QLabel(parent=Form)
+        self.averagesLabel.setObjectName("averagesLabel")
+        self.gridLayout.addWidget(self.averagesLabel, 1, 0, 1, 1)
+        self.frequencyEdit = QtWidgets.QLineEdit(parent=Form)
+        self.frequencyEdit.setObjectName("frequencyEdit")
+        self.gridLayout.addWidget(self.frequencyEdit, 0, 1, 1, 1)
         self.settingsLayout.addLayout(self.gridLayout)
         self.buttonStart = QtWidgets.QPushButton(parent=Form)
         self.buttonStart.setObjectName("buttonStart")
@@ -95,8 +95,8 @@ class Ui_Form(object):
         Form.setWindowTitle(_translate("Form", "Form"))
         self.titleLable.setText(_translate("Form", "Single Frequency Measurement: "))
         self.spectrometerLabel.setText(_translate("Form", "Spectrometer:"))
-        self.label.setText(_translate("Form", "Target Frequency"))
-        self.label_2.setText(_translate("Form", "Averages"))
+        self.frequencyLabel.setText(_translate("Form", "Target Frequency"))
+        self.averagesLabel.setText(_translate("Form", "Averages"))
         self.buttonStart.setText(_translate("Form", "Start Measurement"))
         self.fftButton.setText(_translate("Form", "FFT"))
 from nqrduck.contrib.mplwidget import MplWidget