uhd: fixes to instantiating UHD devices to set the antenna and subdevice properly (patch from Sam Bretheim).

1 files changed, 8 insertions, 8 deletions

diff --git a/gr-uhd/examples/usrp_tv_rcv.py b/gr-uhd/examples/usrp_tv_rcv.py
index 6e61eceec..700915bf8 100755
--- a/gr-uhd/examples/usrp_tv_rcv.py
+++ b/gr-uhd/examples/usrp_tv_rcv.py
@@ -133,6 +133,14 @@ class tv_rx_block (stdgui2.std_top_block):
         else: # use a UHD device
           self.u = uhd.usrp_source(device_addr=options.args, stream_args=uhd.stream_args('fc32'))
 
+          # Set the subdevice spec
+          if(options.spec):
+            self.u.set_subdev_spec(options.spec, 0)
+            
+          # Set the antenna
+          if(options.antenna):
+            self.u.set_antenna(options.antenna, 0)
+
           self.u.set_samp_rate(usrp_rate)
           dev_rate = self.u.get_samp_rate()
 
@@ -143,14 +151,6 @@ class tv_rx_block (stdgui2.std_top_block):
 
           self.src=self.u
 
-          # Set the subdevice spec
-          if(options.spec):
-            self.u.set_subdev_spec(options.spec, 0)
-            
-          # Set the antenna
-          if(options.antenna):
-            self.u.set_antenna(options.antenna, 0)
-
         self.gain = options.gain        
 
         f2uc=gr.float_to_uchar()