From 9dbfcaa8703b778bbca446b09611f094346a860d Mon Sep 17 00:00:00 2001
From: Roman Zeyde <roman.zeyde@gmail.com>
Date: Tue, 13 Jan 2015 18:32:15 +0200
Subject: [PATCH] equalizer: use shorter pilot tone.

---
 amodem/equalizer.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/amodem/equalizer.py b/amodem/equalizer.py
index 9d4bb46..983192e 100644
--- a/amodem/equalizer.py
+++ b/amodem/equalizer.py
@@ -60,6 +60,6 @@ def train(signal, expected, order, lookahead=0):
     return h
 
 
-prefix = [1]*400 + [0]*50
+prefix = [1]*200 + [0]*25
 equalizer_length = 500
 silence_length = 100