static QString print_vdiv(Glib::VariantBase gvar);
static QString print_voltage_threshold(Glib::VariantBase gvar);
static QString print_probe_factor(Glib::VariantBase gvar);
static QString print_vdiv(Glib::VariantBase gvar);
static QString print_voltage_threshold(Glib::VariantBase gvar);
static QString print_probe_factor(Glib::VariantBase gvar);