=head1 NAME

Perlsac::rwsac - a module to read and write SAC file.

=head1 DESCRIPTION

This is the module for reading and writing the sac file, defined 
at 'http://ds.iris.edu/files/sac-manual/manual/file_format.html'

=head1 AUTHOR

Hobin Lim

=head1 LICENSE

MIT

=head1 INSTALLATION

Using C<cpan>:

    $ cpan Perlsac

Manual install:

    $ perl Makefile.PL
    $ make
    $ make install



=cut