--- a/snd.py
+++ b/snd.py
@@ -10,12 +10,14 @@
 from array import array
 from struct import unpack, pack
 import threading
+from pydispatch import dispatcher
 
 CHANNELS = 1
 THRESHOLD = 500
 CHUNK_SIZE = 1024
 FORMAT = pyaudio.paInt16
 RATE = 44100
+MAX_SILENT = 30
 
 def is_silent(L):
     "Returns `True` if below the 'silent' threshold"
@@ -97,9 +99,10 @@
             num_silent += 1
             print num_silent
         elif not silent and not snd_started:
+            dispatcher.send( signal='SND_STARTED')
             snd_started = True
             print snd_started
-        if snd_started and num_silent > 30:
+        if snd_started and num_silent > MAX_SILENT:
             break
 
     sample_width = p.get_sample_size(FORMAT)