def build_splat_qth(transmitter):
    """
    Return the text content of a SPLAT! site location file 
    (QTH file) corresponding to the given transmitter.

    INPUT:
        - ``transmitter``: dictionary of the same form as any one of the elements in the list output by :func:`read_transmitters`

    OUTPUT:
        String.
    """
    t = transmitter
    # Convert to degrees east in range (-360, 0] for SPLAT!
    lon = -t['longitude']
    return "{!s}\n{!s}\n{!s}\n{!s}m".format(
      t['name'], 
      t['latitude'],
      lon, 
      t['antenna_height'])