code: def _read_channel(stream, num, name, ctype, epoch, start, end,
                    scaled=True, series_class=TimeSeries):
      
      data = _get_frdata(stream, num, name, ctype=ctype)
      return read_frdata(data, epoch, start, end,
                         scaled=scaled, series_class=series_class)
docs: Read a channel from a specific frame in a stream