diff --git a/script/testVD85.py b/script/testVD85.py
index 66fbc84..56f99f8 100644
--- a/script/testVD85.py
+++ b/script/testVD85.py
@@ -1,5 +1,6 @@
 x =  Channel("SINBC02-DBPM140:X1-SIMU", type = 'd', alias='BPM-X')
 xb = create_averager(x, 5, 0.100)
+print 'xb =', xb
 print 'xb.min =', xb.min
 print 'xb.max =', xb.max
 print 'xb.mean =', xb.mean