diff options
Diffstat (limited to 'gr-qtgui/examples/pyqt_waterfall_c.py')
| -rwxr-xr-x | gr-qtgui/examples/pyqt_waterfall_c.py | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/gr-qtgui/examples/pyqt_waterfall_c.py b/gr-qtgui/examples/pyqt_waterfall_c.py index 3fce9b9a5a..407e8d1bb0 100755 --- a/gr-qtgui/examples/pyqt_waterfall_c.py +++ b/gr-qtgui/examples/pyqt_waterfall_c.py @@ -146,10 +146,12 @@ class my_top_block(gr.top_block): Rs = 8000 f1 = 100 - f2 = 200 + f2 = 2000 npts = 2048 + taps = filter.firdes.complex_band_pass_2(1, Rs, 1500, 2500, 100, 60) + self.qapp = QtGui.QApplication(sys.argv) ss = open('dark.qss') sstext = ss.read() @@ -161,13 +163,15 @@ class my_top_block(gr.top_block): src = blocks.add_cc() channel = channels.channel_model(0.01) thr = gr.throttle(gr.sizeof_gr_complex, 100*npts) - self.snk1 = qtgui.waterfall_sink_c(npts, filter.firdes.WIN_BLACKMAN_hARRIS, + filt = filter.fft_filter_ccc(1, taps) + self.snk1 = qtgui.waterfall_sink_c(npts, gr.firdes.WIN_BLACKMAN_hARRIS, 0, Rs, - "Complex Waterfall Example") + "Complex Waterfall Example", 2) self.connect(src1, (src,0)) self.connect(src2, (src,1)) self.connect(src, channel, thr, (self.snk1, 0)) + self.connect(thr, filt, (self.snk1, 1)) self.ctrl_win = control_box() self.ctrl_win.attach_signal1(src1) |