diff --git a/script/RFscan/GunScan.py b/script/RFscan/GunScan.py
index b1012cd..7f2682b 100644
--- a/script/RFscan/GunScan.py
+++ b/script/RFscan/GunScan.py
@@ -28,13 +28,13 @@ phase.initialize()
 #camtool.startReceiver()
 #x  = camtool.getValue("x_com")
 #dx = camtool.getValue("x_rms")
-xb   =  1
-dxb  =  1
+x  =  Channel("SINBC01-DBPM140:X1", type = 'd', alias='BPM-X')
+dx =  Channel("SINBC01-DBPM140:X1", type = 'd', alias='BPM-X')
 
 
 try:
-#    xb  = create_averager(x,  nb, 0.100)
-#    dxb = create_averager(dx, nb, 0.100)
+    xb  = create_averager(x,  nb, 0.100)
+    dxb = create_averager(dx, nb, 0.100)
     r = lscan(phase, [xb, dxb], start, stop, step , latency=lat, after_read = after)
     rf_phase = r.getPositions(0)
     E   = [val.mean/1000.0/disp*energy0 for val in r.getReadable(0)]