I te pūhoro Morse, e tohu ana te āhua "X" i te raupapa -..- E pā ana ki:
Arā, he tohu roa (dash), ngā tohu poto e rua (āwhā), me te tohu roa (dash) anō. Ka whakamahia tēnei whakakotahi i te pūhoro Morse hei tohu i te āhua "X" i te telegrafi me te whakawhiti rōngia.