diff --git a/op25/gr-op25_repeater/apps/multi_rx.py b/op25/gr-op25_repeater/apps/multi_rx.py
index 231bfcf..5032ffe 100755
--- a/op25/gr-op25_repeater/apps/multi_rx.py
+++ b/op25/gr-op25_repeater/apps/multi_rx.py
@@ -155,7 +155,7 @@ class channel(object):
         for plot in config['plot'].split(','):
             if plot == 'datascope':
                 assert config['demod_type'] == 'fsk4'   ## datascope plot requires fsk4 demod type
-                sink = eye_sink_f(sps=config['if_rate'] / self.symbol_rate)
+                sink = eye_sink_f(sps=config['if_rate'] // self.symbol_rate)
                 self.demod.connect_bb('symbol_filter', sink)
                 self.kill_sink.append(sink)
             elif plot == 'symbol':
@@ -247,6 +247,7 @@ class rx_main(object):
         else:
             config = json.loads(open(options.config_file).read())
         self.tb = rx_block(options.verbosity, config = byteify(config))
+        sys.stderr.write('python version detected: %s\n' % sys.version)
 
     def run(self):
         try:
diff --git a/op25/gr-op25_repeater/apps/p25_demodulator.py b/op25/gr-op25_repeater/apps/p25_demodulator.py
index 110e230..f78bc9f 100644
--- a/op25/gr-op25_repeater/apps/p25_demodulator.py
+++ b/op25/gr-op25_repeater/apps/p25_demodulator.py
@@ -103,7 +103,7 @@ class p25_demod_base(gr.hier_block2):
             gain_adj = 1.8	# for nxdn48 6.25 KHz
             if self.symbol_rate == 4800:
                gain_adj = 0.77	# nxdn96 12.5 KHz
-            coeffs = [x * gain_adj for x in coeffs]
+            coeffs = coeffs * gain_adj
         if filter_type == 'gmsk':
             # lifted from gmsk.py
             _omega = sps
diff --git a/op25/gr-op25_repeater/apps/rx.py b/op25/gr-op25_repeater/apps/rx.py
index 98112c8..1b9618c 100755
--- a/op25/gr-op25_repeater/apps/rx.py
+++ b/op25/gr-op25_repeater/apps/rx.py
@@ -701,6 +701,7 @@ class rx_main(object):
         self.cli_options()
         self.tb = p25_rx_block(self.options)
         self.q_watcher = du_queue_watcher(self.tb.output_q, self.process_qmsg)
+        sys.stderr.write('python version detected: %s\n' % sys.version)
 
     def process_qmsg(self, msg):
         if self.tb.process_qmsg(msg):