diff --git a/sig2ms.py b/sig2ms.py
new file mode 100644
index 0000000..06735b1
--- /dev/null
+++ b/sig2ms.py
@@ -0,0 +1,29 @@
+#!/usr/bin/python
+
+import sys
+import random
+NC, C = '10'
+
+def noise_one(c):
+    if random.uniform(0., 1.) > .65: return "01"[not int(c)]
+    return c
+
+def noise(s):
+    return "".join(noise_one(c) for c in s)
+
+wf = {}
+wf['0'] = NC * 200 + C * 800
+wf['1'] = NC * 500 + C * 500
+wf['2'] = NC * 800 + C * 200
+
+data = []
+for line in sys.stdin:
+    if not line.startswith("'"): continue
+    line = line.strip().split(None, 2)[2]
+    data.append(line)
+data = '012' * 20 + "".join(data) + '012'
+try:
+    for c in data:
+        sys.stdout.write(noise(wf[c]))
+    sys.stdout.flush()
+except (IOError, KeyboardInterrupt): pass