1 files changed, 67 insertions, 0 deletions
diff --git a/gr-channels/python/channels/iqbal_gen.py b/gr-channels/python/channels/iqbal_gen.py
new file mode 100644
index 0000000000..d42ca22778
--- /dev/null
+++ b/gr-channels/python/channels/iqbal_gen.py
@@ -0,0 +1,67 @@
+#!/usr/bin/env python
+##################################################
+# Gnuradio Python Flow Graph
+# Title: IQ Imbalance Generator
+# Author: mettus
+# Generated: Thu Aug  1 12:08:07 2013
+##################################################
+
+from gnuradio import blocks
+from gnuradio import gr
+from gnuradio.filter import firdes
+import math
+
+class iqbal_gen(gr.hier_block2):
+
+    def __init__(self, magnitude=0, phase=0):
+        gr.hier_block2.__init__(
+            self, "IQ Imbalance Generator",
+            gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
+            gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
+        )
+
+        ##################################################
+        # Parameters
+        ##################################################
+        self.magnitude = magnitude
+        self.phase = phase
+
+        ##################################################
+        # Blocks
+        ##################################################
+        self.mag = blocks.multiply_const_vff((math.pow(10,magnitude/20.0), ))
+        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((math.sin(phase*math.pi/180.0), ))
+        self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
+        self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
+        self.blocks_add_xx_0 = blocks.add_vff(1)
+
+        ##################################################
+        # Connections
+        ##################################################
+        self.connect((self.blocks_float_to_complex_0, 0), (self, 0))
+        self.connect((self, 0), (self.blocks_complex_to_float_0, 0))
+        self.connect((self.blocks_complex_to_float_0, 0), (self.mag, 0))
+        self.connect((self.mag, 0), (self.blocks_float_to_complex_0, 0))
+        self.connect((self.blocks_add_xx_0, 0), (self.blocks_float_to_complex_0, 1))
+        self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_add_xx_0, 0))
+        self.connect((self.blocks_complex_to_float_0, 1), (self.blocks_add_xx_0, 1))
+        self.connect((self.blocks_complex_to_float_0, 0), (self.blocks_multiply_const_vxx_0, 0))
+
+
+# QT sink close method reimplementation
+
+    def get_magnitude(self):
+        return self.magnitude
+
+    def set_magnitude(self, magnitude):
+        self.magnitude = magnitude
+        self.mag.set_k((math.pow(10,self.magnitude/20.0), ))
+
+    def get_phase(self):
+        return self.phase
+
+    def set_phase(self, phase):
+        self.phase = phase
+        self.blocks_multiply_const_vxx_0.set_k((math.sin(self.phase*math.pi/180.0), ))
+
+