comp_spect_stream::set_channel

Source: stream/spect/Track/comp_spect_stream__set_channel.pro

 comp_spect_stream::set_channel
        Set the channel for a comp spect stream

 Usage:
        rc = strref -> set_channel(species)

 Argument
        species string  The species whose spectrum is to be plotted.

 Keyword:
        null    If set, then clear the channel and return 0.

 History:
        Original: 23/3/00; SJT