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  2. Gold Apollo - Wikipedia

    en.wikipedia.org/wiki/Gold_Apollo

    Around 16 October 2024, the YouTube account of Apollo Systems HK, the subsidiary of BAC Consulting KFT, [25] was deleted for an unknown reason. Their channel included videos detailing the features of the AR924 Alphanumeric Pagers used in the attacks, as well as other Gold Apollo product demonstrations.

  3. Pager - Wikipedia

    en.wikipedia.org/wiki/Pager

    A pager, also known as a beeper or bleeper, [1] is a wireless telecommunications device that receives and displays alphanumeric or voice messages. One-way pagers can only receive messages, while response pagers and two-way pagers can also acknowledge, reply to, and originate messages using an internal transmitter.

  4. Public address system - Wikipedia

    en.wikipedia.org/wiki/Public_address_system

    Instead the system includes a separate paging controller connected to a trunk port of the telephone system. The paging controller is accessed as either a designated directory number or central office line. In many modern systems, the paging function is integrated into the telephone system, so the system can send announcements to the phone speakers.

  5. Radio-paging code No. 1 - Wikipedia

    en.wikipedia.org/wiki/Radio-paging_code_No._1

    Radio-paging code No. 1 (usually and hereafter called POCSAG) is an asynchronous protocol used to transmit data to pagers. Its usual designation is an acronym of the P ost O ffice C ode S tandardisation A dvisory G roup, the name of the group that developed the code under the chairmanship of the British Post Office that used to operate most ...

  6. PageNet - Wikipedia

    en.wikipedia.org/wiki/PageNet

    PageNet, also known as Paging Network, Inc., was founded in 1981 by entrepreneur George Perrin and ceased in 1999.. The company grew to become the largest wireless messaging company in the world, with more than 10 million pagers in service, and $1 billion in revenues, before the paging industry's rapid decline in the late 1990s.

  7. FLEX (protocol) - Wikipedia

    en.wikipedia.org/wiki/FLEX_(protocol)

    In The Netherlands the emergency services use the Flex-protocol in the nationwide P2000 network for pagers. The traffic on this network can be monitored online. [1]In South Australia the State's SAGRN network for the Emergency Services paging system (CFS, SES, MFS and SAAS) is run on the FLEX 1600 protocol, and can be monitored online.