From ddb1aa2209f0b5d4ed40500fc46fb6dc29939ccf Mon Sep 17 00:00:00 2001
From: antirez <antirez@gmail.com>
Date: Sat, 12 Jan 2013 11:20:15 +0100
Subject: [PATCH] README improved with more antennas info.

---
 README | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/README b/README
index a5909b5..e2a47b4 100644
--- a/README
+++ b/README
@@ -154,6 +154,13 @@ You can easily build a very cheap antenna following the istructions at:
 With this trivial antenna I was able to pick up signals of aircrafts 200+ Km
 away from me.
 
+If you are interested in a more serious antenna check the following
+resources:
+
+* http://gnuradio.org/redmine/attachments/download/246/06-foster-adsb.pdf
+* http://www.lll.lu/~edward/edward/adsb/antenna/ADSBantenna.html
+* http://modesbeast.com/pix/adsb-ant-drawing.gif
+
 Debug mode
 ---