diff --git a/test/001_highsnr_stdio_audio/test_rx.py b/test/001_highsnr_stdio_audio/test_rx.py
index 3ee89a7d..330c9954 100644
--- a/test/001_highsnr_stdio_audio/test_rx.py
+++ b/test/001_highsnr_stdio_audio/test_rx.py
@@ -93,7 +93,7 @@ while receive and time.time() < timeout:
         nin = codec2.api.freedv_nin(freedv)
         nin_converted = int(nin*(AUDIO_SAMPLE_RATE_RX/MODEM_SAMPLE_RATE))
         if DEBUGGING_MODE == True:
-            print(f"NIN:  {nin} [{nin_converted}]", file=sys.stderr)
+            print("nin: %5d nin_converted: %5d " % (nin,nin_converted), end='', file=sys.stderr)
         
         data_in = stream_rx.read(nin_converted,  exception_on_overflow = False)  
         data_in = audioop.ratecv(data_in,2,1,AUDIO_SAMPLE_RATE_RX, MODEM_SAMPLE_RATE, None) 
@@ -107,7 +107,9 @@ while receive and time.time() < timeout:
     total_n_bytes = total_n_bytes + nbytes
     
     if DEBUGGING_MODE == True:
-        print(f"SYNC: {codec2.api.freedv_get_rx_status(freedv)}", file=sys.stderr)
+        rx_status = codec2.api.freedv_get_rx_status(freedv)
+        rx_status_string = codec2.api.rx_sync_flags_to_text[rx_status]
+        print(f"rx_status: {rx_status_string}", file=sys.stderr)
         
     if nbytes == bytes_per_frame:
         rx_total_frames = rx_total_frames + 1
diff --git a/test/codec2.py b/test/codec2.py
index a1777a9c..7c73922f 100644
--- a/test/codec2.py
+++ b/test/codec2.py
@@ -19,8 +19,6 @@ class FREEDV_MODE(Enum):
 def FREEDV_GET_MODE(mode):
     return FREEDV_MODE[mode].value
 
-
-
 # LOAD FREEDV
 libname = "libcodec2.so"
 api = ctypes.CDLL(libname)
@@ -76,6 +74,23 @@ api.FREEDV_MODE_DATAC1 = 10
 api.FREEDV_MODE_DATAC3 = 12
 api.FREEDV_MODE_DATAC0 = 14
 
+api.rx_sync_flags_to_text = [
+    "----",
+    "---T",
+    "--S-",
+    "--ST",
+    "-B--",
+    "-B-T",
+    "-BS-",
+    "-BST",
+    "E---",
+    "E--T",
+    "E-S-",
+    "E-ST",
+    "EB--",
+    "EB-T",
+    "EBS-",
+    "EBST"]