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#!/usr/bin/env python
##################################################
# Gnuradio Python Flow Graph
# Title: Second Order Distortion
# Author: mettus
# Generated: Thu Aug 1 12:30:23 2013
##################################################
from gnuradio import blocks
from gnuradio import gr
from gnuradio.filter import firdes
import math
class distortion_2_gen(gr.hier_block2):
def __init__(self, beta=0):
gr.hier_block2.__init__(
self, "Second Order Distortion",
gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
gr.io_signature(1, 1, gr.sizeof_gr_complex*1),
)
##################################################
# Parameters
##################################################
self.beta = beta
##################################################
# Blocks
##################################################
self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((beta, ))
self.blocks_conjugate_cc_0 = blocks.conjugate_cc()
self.blocks_add_xx_0_0 = blocks.add_vcc(1)
self.blocks_add_xx_0 = blocks.add_vcc(1)
##################################################
# Connections
##################################################
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self, 0), (self.blocks_add_xx_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self, 0))
self.connect((self, 0), (self.blocks_conjugate_cc_0, 0))
self.connect((self.blocks_conjugate_cc_0, 0), (self.blocks_multiply_xx_0_0, 1))
self.connect((self, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self, 0), (self.blocks_multiply_xx_0_0, 0))
self.connect((self.blocks_multiply_xx_0_0, 0), (self.blocks_add_xx_0_0, 1))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_0_0, 0))
self.connect((self.blocks_add_xx_0_0, 0), (self.blocks_multiply_const_vxx_0, 0))
# QT sink close method reimplementation
def get_beta(self):
return self.beta
def set_beta(self, beta):
self.beta = beta
self.blocks_multiply_const_vxx_0.set_k((self.beta, ))
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