public async Task FinishTune()
        {
            await Task.Run(() =>
            {
                try
                {
                    TunedChannels.Clear();

                    _actualTuningDVBTType = -1;
                    _actualTunningChannel = -1;

                    State = TuneState.Ready;
                }
                catch (Exception ex)
                {
                    _loggingService.Error(ex);
                }
                finally
                {
                    OnPropertyChanged(nameof(TuningLabel));
                    OnPropertyChanged(nameof(AutomaticTuningProgress));
                    OnPropertyChanged(nameof(TuningFinished));
                    OnPropertyChanged(nameof(TunedChannels));
                    OnPropertyChanged(nameof(AddChannelsVisible));
                }
            });
        }
        private async Task Tune()
        {
            _loggingService.Info($"Tuning");

            State = TuneState.TuningInProgress;

            TunedChannels.Clear();


            _channels = await _channelService.LoadChannels();

            if (_channels == null)
            {
                _channels = new ObservableCollection <DVBTChannel>();
            }

            OnPropertyChanged(nameof(TuningLabel));
            OnPropertyChanged(nameof(AutomaticTuningProgress));

            TuningAborted = false;

            try
            {
                if (ManualTuning)
                {
                    long freq      = Convert.ToInt64(TuneFrequency) * 1000000;
                    long bandWidth = TuneBandwidth * 1000000;

                    var ch = Convert.ToInt32((Convert.ToInt64(TuneFrequency) - 474 + 8 * 21) / 8);

                    _actualTunningChannel = ch;
                    _actualTuningDVBTType = 0;

                    OnPropertyChanged(nameof(TuningLabel));

                    if (DVBTTuning)
                    {
                        await Tune(freq, bandWidth, 0);
                    }

                    _actualTuningDVBTType = 1;
                    OnPropertyChanged(nameof(TuningLabel));

                    if (DVBT2Tuning)
                    {
                        await Tune(freq, bandWidth, 1);
                    }
                }
                else
                {
                    await AutomaticTune();
                }

                State = TuneState.TuneFinishedOK;
            }
            catch (Exception ex)
            {
                State = TuneState.TuneFailed;
            }
            finally
            {
                OnPropertyChanged(nameof(TuningFinished));
                OnPropertyChanged(nameof(TunedChannels));
                OnPropertyChanged(nameof(AddChannelsVisible));

                OnPropertyChanged(nameof(TuningLabel));
                OnPropertyChanged(nameof(AutomaticTuningProgress));
            }
        }