diff --git a/fast-servo/linien-gui-add-afe_gain-combo-boxes.patch b/fast-servo/linien-gui-add-afe_gain-combo-boxes.patch
new file mode 100644
index 0000000..4d353e9
--- /dev/null
+++ b/fast-servo/linien-gui-add-afe_gain-combo-boxes.patch
@@ -0,0 +1,132 @@
+diff --git a/linien-gui/linien_gui/ui/general_panel.py b/linien-gui/linien_gui/ui/general_panel.py
+index cad2d91..499146d 100644
+--- a/linien-gui/linien_gui/ui/general_panel.py
++++ b/linien-gui/linien_gui/ui/general_panel.py
+@@ -48,6 +48,8 @@ class GeneralPanel(QtWidgets.QWidget):
+     polarityContainerFastOut2: QtWidgets.QWidget
+     polarityComboBoxFastOut2: QtWidgets.QComboBox
+     modulationChannelComboBox: QtWidgets.QComboBox
++    afeGainComboBoxFastIn1: QtWidgets.QComboBox
++    afeGainComboBoxFastIn2: QtWidgets.QComboBox
+ 
+     def __init__(self, *args, **kwargs) -> None:
+         super(GeneralPanel, self).__init__(*args, **kwargs)
+@@ -80,6 +82,14 @@ class GeneralPanel(QtWidgets.QWidget):
+             self.on_polarity_analog_out0_changed
+         )
+ 
++        self.afeGainComboBoxFastIn1.currentIndexChanged.connect(
++            self.on_afe_gain_in1_changed
++        )
++
++        self.afeGainComboBoxFastIn2.currentIndexChanged.connect(
++            self.on_afe_gain_in2_changed
++        )
++
+         for idx in range(1, 4):
+             element: CustomDoubleSpinBoxNoSign = getattr(
+                 self, f"analogOutComboBox{idx}"
+@@ -126,6 +136,9 @@ class GeneralPanel(QtWidgets.QWidget):
+         param2ui(self.parameters.polarity_fast_out2, self.polarityComboBoxFastOut2)
+         param2ui(self.parameters.polarity_analog_out0, self.polarityComboBoxAnalogOut0)
+ 
++        param2ui(self.parameters.adc_afe_10x_gain_1, self.afeGainComboBoxFastIn1)
++        param2ui(self.parameters.adc_afe_10x_gain_2, self.afeGainComboBoxFastIn2)
++
+         self.parameters.control_channel.add_callback(self.show_polarity_settings)
+         self.parameters.sweep_channel.add_callback(self.show_polarity_settings)
+         self.parameters.mod_channel.add_callback(self.show_polarity_settings)
+@@ -211,6 +224,14 @@ class GeneralPanel(QtWidgets.QWidget):
+         self.parameters.polarity_analog_out0.value = bool(polarity)
+         self.control.write_registers()
+ 
++    def on_afe_gain_in1_changed(self, polarity):
++        self.parameters.adc_afe_10x_gain_1.value = bool(polarity)
++        self.control.write_registers()
++
++    def on_afe_gain_in2_changed(self, polarity):
++        self.parameters.adc_afe_10x_gain_2.value = bool(polarity)
++        self.control.write_registers()    
++
+     def show_polarity_settings(self, *args):
+         used_channels = {
+             self.parameters.control_channel.value,
+diff --git a/linien-gui/linien_gui/ui/general_panel.ui b/linien-gui/linien_gui/ui/general_panel.ui
+index 6c2bd45..79f4580 100644
+--- a/linien-gui/linien_gui/ui/general_panel.ui
++++ b/linien-gui/linien_gui/ui/general_panel.ui
+@@ -508,6 +508,74 @@
+            </property>
+           </widget>
+          </item>
++         <item>
++          <layout class="QHBoxLayout" name="horizontalLayout_13">
++           <item>
++            <widget class="QLabel" name="label_22">
++             <property name="text">
++              <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;&lt;span style=&quot; font-weight:600;&quot;&gt;FAST IN 1 GAIN&lt;/span&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
++             </property>
++             <property name="textFormat">
++              <enum>Qt::AutoText</enum>
++             </property>
++            </widget>
++           </item>
++           <item>
++            <widget class="QComboBox" name="afeGainComboBoxFastIn1">
++             <property name="sizePolicy">
++              <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
++               <horstretch>0</horstretch>
++               <verstretch>0</verstretch>
++              </sizepolicy>
++             </property>
++             <item>
++              <property name="text">
++               <string>1x</string>
++              </property>
++             </item>
++             <item>
++              <property name="text">
++               <string>10x</string>
++              </property>
++             </item>
++            </widget>
++           </item>
++          </layout>
++         </item>
++         <item>
++          <layout class="QHBoxLayout" name="horizontalLayout_14">
++           <item>
++            <widget class="QLabel" name="label_24">
++             <property name="text">
++              <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;&lt;span style=&quot; font-weight:600;&quot;&gt;FAST IN 2 GAIN&lt;/span&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
++             </property>
++             <property name="textFormat">
++              <enum>Qt::AutoText</enum>
++             </property>
++            </widget>
++           </item>
++           <item>
++            <widget class="QComboBox" name="afeGainComboBoxFastIn2">
++             <property name="sizePolicy">
++              <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
++               <horstretch>0</horstretch>
++               <verstretch>0</verstretch>
++              </sizepolicy>
++             </property>
++             <item>
++              <property name="text">
++               <string>1x</string>
++              </property>
++             </item>
++             <item>
++              <property name="text">
++               <string>10x</string>
++              </property>
++             </item>
++            </widget>
++           </item>
++          </layout>
++         </item>
+          <item>
+           <widget class="QGroupBox" name="dualChannelMixingGroupBox">
+            <property name="title">
diff --git a/flake.nix b/flake.nix
index f1a7d50..24f12ed 100644
--- a/flake.nix
+++ b/flake.nix
@@ -31,6 +31,7 @@
             ./fast-servo/linien-common-fast-servo-hardware-specific.patch
             ./fast-servo/linien-server-fast-servo-hardware-specific.patch
             ./fast-servo/linien-gui-fast-servo-hardware-specific.patch
+            ./fast-servo/linien-gui-add-afe_gain-combo-boxes.patch
             ./fast-servo/linien-client-ssh-port-change.patch
             ./fast-servo/linien-server-fast-servo.patch
             ./fast-servo/linien-server-cli.patch