diff --git a/app/src/main/java/xdsopl/robot36/BaseMode.java b/app/src/main/java/xdsopl/robot36/BaseMode.java
new file mode 100644
index 0000000..fcdc7e8
--- /dev/null
+++ b/app/src/main/java/xdsopl/robot36/BaseMode.java
@@ -0,0 +1,4 @@
+package xdsopl.robot36;
+
+public abstract class BaseMode implements Mode {
+}
diff --git a/app/src/main/java/xdsopl/robot36/HFFax.java b/app/src/main/java/xdsopl/robot36/HFFax.java
index 4e08d61..49e0361 100644
--- a/app/src/main/java/xdsopl/robot36/HFFax.java
+++ b/app/src/main/java/xdsopl/robot36/HFFax.java
@@ -1,6 +1,6 @@
 package xdsopl.robot36;
 
-public class HFFax implements Mode {
+public class HFFax extends BaseMode {
     private final ExponentialMovingAverage lowPassFilter;
     private final int smallPictureMaxSamples;
     private final int mediumPictureMaxSamples;
diff --git a/app/src/main/java/xdsopl/robot36/PaulDon.java b/app/src/main/java/xdsopl/robot36/PaulDon.java
index 8883081..efc369d 100644
--- a/app/src/main/java/xdsopl/robot36/PaulDon.java
+++ b/app/src/main/java/xdsopl/robot36/PaulDon.java
@@ -6,7 +6,7 @@ Copyright 2024 Ahmet Inan <xdsopl@gmail.com>
 
 package xdsopl.robot36;
 
-public class PaulDon implements Mode {
+public class PaulDon extends BaseMode {
 	private final ExponentialMovingAverage lowPassFilter;
 	private final int horizontalPixels;
 	private final int verticalPixels;
diff --git a/app/src/main/java/xdsopl/robot36/RGBDecoder.java b/app/src/main/java/xdsopl/robot36/RGBDecoder.java
index febef26..34b4034 100644
--- a/app/src/main/java/xdsopl/robot36/RGBDecoder.java
+++ b/app/src/main/java/xdsopl/robot36/RGBDecoder.java
@@ -6,7 +6,7 @@ Copyright 2024 Ahmet Inan <xdsopl@gmail.com>
 
 package xdsopl.robot36;
 
-public class RGBDecoder implements Mode {
+public class RGBDecoder extends BaseMode {
 	private final ExponentialMovingAverage lowPassFilter;
 	private final int horizontalPixels;
 	private final int verticalPixels;
diff --git a/app/src/main/java/xdsopl/robot36/RawDecoder.java b/app/src/main/java/xdsopl/robot36/RawDecoder.java
index f86a63d..3dffa17 100644
--- a/app/src/main/java/xdsopl/robot36/RawDecoder.java
+++ b/app/src/main/java/xdsopl/robot36/RawDecoder.java
@@ -6,7 +6,7 @@ Copyright 2024 Ahmet Inan <xdsopl@gmail.com>
 
 package xdsopl.robot36;
 
-public class RawDecoder implements Mode {
+public class RawDecoder extends BaseMode {
 	private final ExponentialMovingAverage lowPassFilter;
 	private final int smallPictureMaxSamples;
 	private final int mediumPictureMaxSamples;
diff --git a/app/src/main/java/xdsopl/robot36/Robot_36_Color.java b/app/src/main/java/xdsopl/robot36/Robot_36_Color.java
index 8ccdcdb..94e22b3 100644
--- a/app/src/main/java/xdsopl/robot36/Robot_36_Color.java
+++ b/app/src/main/java/xdsopl/robot36/Robot_36_Color.java
@@ -6,7 +6,7 @@ Copyright 2024 Ahmet Inan <xdsopl@gmail.com>
 
 package xdsopl.robot36;
 
-public class Robot_36_Color implements Mode {
+public class Robot_36_Color extends BaseMode {
 	private final ExponentialMovingAverage lowPassFilter;
 	private final int horizontalPixels;
 	private final int verticalPixels;
diff --git a/app/src/main/java/xdsopl/robot36/Robot_72_Color.java b/app/src/main/java/xdsopl/robot36/Robot_72_Color.java
index 4374937..049f6eb 100644
--- a/app/src/main/java/xdsopl/robot36/Robot_72_Color.java
+++ b/app/src/main/java/xdsopl/robot36/Robot_72_Color.java
@@ -6,7 +6,7 @@ Copyright 2024 Ahmet Inan <xdsopl@gmail.com>
 
 package xdsopl.robot36;
 
-public class Robot_72_Color implements Mode {
+public class Robot_72_Color extends BaseMode {
 	private final ExponentialMovingAverage lowPassFilter;
 	private final int horizontalPixels;
 	private final int verticalPixels;