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-rwxr-xr-xgr-digital/examples/narrowband/benchmark_add_channel.py7
1 files changed, 4 insertions, 3 deletions
diff --git a/gr-digital/examples/narrowband/benchmark_add_channel.py b/gr-digital/examples/narrowband/benchmark_add_channel.py
index c69ee60b0b..0ee0058059 100755
--- a/gr-digital/examples/narrowband/benchmark_add_channel.py
+++ b/gr-digital/examples/narrowband/benchmark_add_channel.py
@@ -20,7 +20,7 @@
# Boston, MA 02110-1301, USA.
#
-from gnuradio import gr
+from gnuradio import gr, filter
from gnuradio import eng_notation
from gnuradio.eng_option import eng_option
from optparse import OptionParser
@@ -43,8 +43,9 @@ class my_top_block(gr.top_block):
self.src = gr.file_source(gr.sizeof_gr_complex, ifile)
#self.throttle = gr.throttle(gr.sizeof_gr_complex, options.sample_rate)
- self.channel = gr.channel_model(noise_voltage, frequency_offset,
- time_offset, noise_seed=-random.randint(0,100000))
+
+ self.channel = filter.channel_model(noise_voltage, frequency_offset,
+ time_offset, noise_seed=-random.randint(0,100000))
self.phase = gr.multiply_const_cc(complex(math.cos(phase_offset),
math.sin(phase_offset)))
self.snk = gr.file_sink(gr.sizeof_gr_complex, ofile)