MainWindow 0 0 820 774 USRP Display 0 0 240 150 240 16777215 Receiver Parameters 10 20 221 124 Frequency (Hz) RF Gain Bandwidth 0 0 120 26 0 0 120 26 0 0 120 26 Amplifier 0 0 120 26 200 0 QFrame::StyledPanel QFrame::Raised 10 -1 191 151 Cancel DC DC Canceller Gain Qt::Vertical 20 40 Qt::Horizontal 40 20 Qt::Vertical QSizePolicy::Fixed 20 80 0 0 Pause 0 0 75 0 Close 0 1 800 550 QFrame::StyledPanel QFrame::Raised 0 0 820 24 &File E&xit &Save Data closeButton clicked() MainWindow close() 808 739 66 561 actionExit triggered() MainWindow close() -1 -1 617 327