static QString print_timebase(GVariant *const gvar);
static QString print_vdiv(GVariant *const gvar);
static QString print_voltage_threshold(GVariant *const gvar);
protected:
boost::shared_ptr<device::DevInst> _dev_inst;
static QString print_timebase(GVariant *const gvar);
static QString print_vdiv(GVariant *const gvar);
static QString print_voltage_threshold(GVariant *const gvar);
protected:
boost::shared_ptr<device::DevInst> _dev_inst;