diff --git a/app/src/main/java/xdsopl/robot36/BaseMode.java b/app/src/main/java/xdsopl/robot36/BaseMode.java
index 481c3c2..96c9827 100644
--- a/app/src/main/java/xdsopl/robot36/BaseMode.java
+++ b/app/src/main/java/xdsopl/robot36/BaseMode.java
@@ -5,6 +5,6 @@ import android.graphics.Bitmap;
 public abstract class BaseMode implements Mode {
 	@Override
 	public Bitmap postProcessScopeImage(Bitmap bmp) {
-		return Bitmap.createScaledBitmap(bmp, bmp.getWidth() / 3, bmp.getHeight() / 3, true);
+		return bmp;
 	}
 }
diff --git a/app/src/main/java/xdsopl/robot36/MainActivity.java b/app/src/main/java/xdsopl/robot36/MainActivity.java
index 98a4042..520c166 100644
--- a/app/src/main/java/xdsopl/robot36/MainActivity.java
+++ b/app/src/main/java/xdsopl/robot36/MainActivity.java
@@ -319,7 +319,7 @@ public class MainActivity extends AppCompatActivity {
 		int sampleSize = audioFormat == AudioFormat.ENCODING_PCM_FLOAT ? 4 : 2;
 		int frameSize = sampleSize * channelCount;
 		int readsPerSecond = 50;
-		int bufferSize = Integer.highestOneBit(recordRate) * frameSize * 4;
+		int bufferSize = Integer.highestOneBit(recordRate) * frameSize;
 		int frameCount = recordRate / readsPerSecond;
 		int bufferCount = frameCount * channelCount;
 		recordBuffer = new float[bufferCount];
@@ -568,7 +568,7 @@ public class MainActivity extends AppCompatActivity {
 		fgColor = getColor(R.color.fg);
 		thinColor = getColor(R.color.thin);
 		tintColor = getColor(R.color.tint);
-		scopeBuffer = new PixelBuffer(640 * 3, 2 * 1280 * 3);
+		scopeBuffer = new PixelBuffer(640, 2 * 1280);
 		waterfallPlotBuffer = new PixelBuffer(256, 2 * 256);
 		peakMeterBuffer = new PixelBuffer(1, 16);
 		imageBuffer = new PixelBuffer(800, 616);