diff --git a/lddecode/core.py b/lddecode/core.py
index e4c7eb21c..ab42e311b 100644
--- a/lddecode/core.py
+++ b/lddecode/core.py
@@ -1743,7 +1743,6 @@ def compute_linelocs(self):
         self.rawpulses = self.getpulses()
         if self.rawpulses is None or len(self.rawpulses) == 0:
             logging.error("Unable to find any sync pulses, jumping one second")
-            print('x1')
             return None, None, int(self.rf.freq_hz)
 
         self.validpulses = validpulses = self.refinepulses()
diff --git a/lddecode/utils.py b/lddecode/utils.py
index ff611f07b..5b61ed0e0 100644
--- a/lddecode/utils.py
+++ b/lddecode/utils.py
@@ -117,6 +117,8 @@ def make_loader(filename, inputfreq=None):
 
         if filename.endswith('.r16') or filename.endswith('.s16'):
             input_args = ['-f', 's16le']
+        elif filename.endswith('.rf'):
+            input_args = ['-f', 'f32le']
         elif filename.endswith('.r8') or filename.endswith('.u8'):
             input_args = ['-f', 'u8']
         elif filename.endswith('.lds') or filename.endswith('.r30'):