UHD: moving HF apps from gnuradio-examples to gr-uhd/examples. Did the minimum possible work to convert HF Explorer to use UHD.

1 files changed, 17 insertions, 0 deletions

diff --git a/gr-uhd/apps/hf_radio/output.py b/gr-uhd/apps/hf_radio/output.py
new file mode 100644
index 000000000..dc9caf528
--- /dev/null
+++ b/gr-uhd/apps/hf_radio/output.py
@@ -0,0 +1,17 @@
+# Audio output with a volume control.
+#
+# M. Revnell 2005-Dec
+
+from gnuradio import gr, gru
+from gnuradio import audio
+
+class output( gr.hier_block ):
+    def __init__( self, fg, rate ):
+        self.out = audio.sink( rate )
+        self.vol = gr.multiply_const_ff( 0.1 )
+        fg.connect( self.vol, self.out )
+        gr.hier_block.__init__(self, fg, self.vol, None )
+
+    def set( self, val ):
+        self.vol.set_k( val )
+