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authormanojgudi2013-10-01 17:22:29 +0530
committermanojgudi2013-10-01 17:22:47 +0530
commited97c528ce61496e10d612a4f5e9aef509b65ccf (patch)
tree81c10c71bd20df77e65d02056b3f2b022299b4ea /gr-uhd/apps/hf_radio/ssbagc.py
parente25fe808cf6a20e9469d1380d497e23205a379b6 (diff)
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Removed unwanted blocks and changed CMakefile
Diffstat (limited to 'gr-uhd/apps/hf_radio/ssbagc.py')
-rw-r--r--gr-uhd/apps/hf_radio/ssbagc.py70
1 files changed, 0 insertions, 70 deletions
diff --git a/gr-uhd/apps/hf_radio/ssbagc.py b/gr-uhd/apps/hf_radio/ssbagc.py
deleted file mode 100644
index 6a2e0a7cd..000000000
--- a/gr-uhd/apps/hf_radio/ssbagc.py
+++ /dev/null
@@ -1,70 +0,0 @@
-# Copyright 2011 Free Software Foundation, Inc.
-#
-# This file is part of GNU Radio
-#
-# GNU Radio is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 3, or (at your option)
-# any later version.
-#
-# GNU Radio is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with GNU Radio; see the file COPYING. If not, write to
-# the Free Software Foundation, Inc., 51 Franklin Street,
-# Boston, MA 02110-1301, USA.
-
-
-# post detection agc processing
-#
-# This agc strategy is copied more or less verbatim from
-# weaver_isb_am1_usrp3.py by cswiger.
-#
-# Thanks.
-#
-# Then modified in a variety of ways.
-#
-# There doesn't appear to be a way to hook multiple blocks to the
-# input port when building a hier block like this. Thus the
-# split below.
-#
-# Basic operation.
-# Power is estimated by squaring the input.
-# Low pass filter using a 1 pole iir.
-# The time constant can be tweaked by changing the taps.
-# Currently there is no implementation to change this while operating
-# a potentially useful addition.
-# The log block turns this into dB
-# gain adjusts the agc authority.
-#
-# M. Revnell 2006-Jan
-
-from gnuradio import gr
-
-class agc( gr.hier_block2 ):
- def __init__( self ):
- gr.hier_block2.__init__(self, "agc",
- gr.io_signature(1,1,gr.sizeof_float),
- gr.io_signature(1,1,gr.sizeof_float))
-
- self.split = gr.multiply_const_ff( 1 )
- self.sqr = gr.multiply_ff( )
- self.int0 = gr.iir_filter_ffd( [.004, 0], [0, .999] )
- self.offs = gr.add_const_ff( -30 )
- self.gain = gr.multiply_const_ff( 70 )
- self.log = gr.nlog10_ff( 10, 1 )
- self.agc = gr.divide_ff( )
-
- self.connect(self, self.split)
- self.connect(self.split, (self.agc, 0))
- self.connect(self.split, (self.sqr, 0))
- self.connect(self.split, (self.sqr, 1))
- self.connect(self.sqr, self.int0)
- self.connect(self.int0, self.log)
- self.connect(self.log, self.offs)
- self.connect(self.offs, self.gain)
- self.connect(self.gain, (self.agc, 1))
- self.connect(self.agc, self)