Artikel 129

1. For the purpose of this Chapter the following terms shall have the meanings defined below:
(a) “Radio Regulations” means the Radio Regulations annexed to, or regarded as being annexed to, the International Telecommunication Convention in force.
(b) “Radiotelegraph auto alarm” means an approved automatic alarm receiving apparatus which responds to the radiotelegraph alarm signal.
(c) “Radiotelephone auto alarm” means an approved automatic alarm receiving apparatus which responds to the radiotelephone alarm signal.
(d) “Radio Officer” means a person holding at least a radio communication operator's general certificate for the maritime mobile service or a first or second class radiotelegraph operator's certificate complying with the Radio Regulations, who is employed in the radiotelegraph station of a vessel which is provided with such a station in compliance with Regulation 130 or Regulation 131.
(e) “Radio Operator” means a person holding a radiotelegraph operator's special certificate complying with the Radio Regulations.
(f) “Radiotelephone Operator” means a person holding an appropriate certificate complying with the Radio Regulations.
(g) “New installation” means an installation wholly installed on board a vessel on or after the date of entry into force of the Convention.
(h) “Existing installation” means any installation which is not a new installation.
(i) “Mile” 1 852 metres.
2. “Radiotelephone station”, “Radiotelephone installation” and “Watches - radiotelephone” relate to the Medium Frequency Band, unless expressly provided otherwise.
3. All other terms which are used in this Chapter and which are also defined in the Radio Regulations shall have the same meanings as defined in those Regulations.