Simple reminder(abseiling), the Beeper Radio paging or Paging in English, is a service(department) of sending of messages using the low frequency, via radio protocols, very used in the past by the world of the sailors. Messages can be (coded) digital or alphanumeric, but they are unidirectional, in contrario of the bidirectional GSM. The advantage is to be able to join(contact) an individual, where the signal of the GSM will not reach there, that is why it keeps(guards) an interest in the world of the on-call management, the limit is that Pageur or Beeper can only receive messages.

Lire plus