diff --git a/data_handler.py b/data_handler.py
index 3f6c9902..29ca4e25 100644
--- a/data_handler.py
+++ b/data_handler.py
@@ -524,8 +524,10 @@ def open_dc_and_transmit(data_out, mode, n_frames):
     static.ARQ_START_OF_TRANSMISSION = int(time.time())
     
     
-    # lets wait a little bit
-    #time.sleep(5)
+    # lets wait a little bit so RX station is ready for receiving
+    wait_before_data_timer = time.time() + 0.5
+    while time.time() < wait_before_data_timer:
+        pass
                
     # transmit data    
     arq_transmit(data_out)