diff options
| -rwxr-xr-x | gr-uhd/examples/usrp_wfm_rcv_nogui.py | 2 | ||||
| -rwxr-xr-x | gr-uhd/examples/usrp_wfm_rcv_pll.py | 10 |
2 files changed, 10 insertions, 2 deletions
diff --git a/gr-uhd/examples/usrp_wfm_rcv_nogui.py b/gr-uhd/examples/usrp_wfm_rcv_nogui.py index d8fb055cb..ffeda4493 100755 --- a/gr-uhd/examples/usrp_wfm_rcv_nogui.py +++ b/gr-uhd/examples/usrp_wfm_rcv_nogui.py @@ -100,7 +100,7 @@ class wfm_rx_block (gr.top_block): if options.gain is None: # if no gain was specified, use the mid-point in dB g = self.u.get_gain_range() - options.gain = float(g.start()+g.stop())/2 + options.gain = float(g.start()+g.stop())/2.0 if options.volume is None: g = self.volume_range() diff --git a/gr-uhd/examples/usrp_wfm_rcv_pll.py b/gr-uhd/examples/usrp_wfm_rcv_pll.py index 2d9d6c599..0e2f7fce1 100755 --- a/gr-uhd/examples/usrp_wfm_rcv_pll.py +++ b/gr-uhd/examples/usrp_wfm_rcv_pll.py @@ -77,7 +77,7 @@ class wfm_rx_block (stdgui2.std_top_block): usrp_rate = 320e3 demod_rate = 320e3 audio_rate = 48e3 - audio_decim = int(demod_rate / audio_rate) + audio_decim = 10 self.u.set_samp_rate(usrp_rate) dev_rate = self.u.get_samp_rate() @@ -131,6 +131,14 @@ class wfm_rx_block (stdgui2.std_top_block): g = self.volume_range() options.volume = float(g[0]+g[1])/2 + frange = self.u.get_freq_range() + if(frange.start() > self.fm_freq_max or frange.stop() < self.fm_freq_min): + sys.stderr.write("Radio does not support required frequency range.\n") + sys.exit(1) + if(options.freq < self.fm_freq_min or options.freq > self.fm_freq_max): + sys.stderr.write("Requested frequency is outside of required frequency range.\n") + sys.exit(1) + # set initial values self.set_gain(options.gain) self.set_vol(options.volume) |