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@ -113,18 +113,26 @@ class app_top_block(stdgui2.std_top_block, pubsub): |
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options.samp_rate = self.src.get_sample_rates().start() |
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if options.gain is None: |
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# if no gain was specified, use the mid-point in dB |
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r = self.src.get_gain_range() |
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try: # empty gain range returned in file= mode |
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options.gain = float(r.start()+r.stop())/2 |
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except RuntimeError: |
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options.gain = 0 |
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pass |
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gain = self.src.get_gain() |
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if gain is None: |
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# if no gain was specified, use the mid-point in dB |
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r = self.src.get_gain_range() |
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try: # empty gain range returned in file= mode |
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options.gain = float(r.start()+r.stop())/2 |
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except RuntimeError: |
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options.gain = 0 |
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pass |
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else: |
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options.gain = gain |
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if options.center_freq is None: |
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# if no freq was specified, use the mid-point in Hz |
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r = self.src.get_freq_range() |
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options.center_freq = float(r.start()+r.stop())/2 |
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freq = self.src.get_center_freq() |
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if freq != 0: |
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options.center_freq = freq |
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else: |
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# if no freq was specified, use the mid-point in Hz |
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r = self.src.get_freq_range() |
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options.center_freq = float(r.start()+r.stop())/2 |
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input_rate = self.src.set_sample_rate(options.samp_rate) |
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self.src.set_bandwidth(input_rate) |
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@ -260,7 +268,7 @@ class app_top_block(stdgui2.std_top_block, pubsub): |
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key=CENTER_FREQ_KEY, |
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minimum=self[FREQ_RANGE_KEY].start(), |
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maximum=self[FREQ_RANGE_KEY].stop(), |
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num_steps=101, |
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num_steps=1000, |
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) |
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freq_hbox.AddSpacer(3) |
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