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  2. Duplex (telecommunications) - Wikipedia

    en.wikipedia.org/wiki/Duplex_(telecommunications)

    A duplex communication system is a point-to-point system composed of two or more connected parties or devices that can communicate with one another in both directions. Duplex systems are employed in many communications networks, either to allow for simultaneous communication in both directions between two connected parties or to provide a reverse path for the monitoring and remote adjustment ...

  3. Sildenafil (Generic Viagra) 2024: Where to Buy It Online

    www.healthline.com/health/mens-health/generic-viagra

    Lemonaid is a telehealth company that offers a wide range of services. You can connect with a doctor online without having to take time off to go to an in-person appointment. The company has a ...

  4. Alien: Romulus - Wikipedia

    en.wikipedia.org/wiki/Alien:_Romulus

    [69] [70] In just two weekends, the film became the second highest-grossing horror film in IMAX with $31.2 million, only behind Prometheus ($31.8 million). [69] Outside the United States and Canada, the film made $68.1 million from international markets in its opening weekend for a global $110.1 million debut, which The New York Times listed as ...

  5. Digital mobile radio - Wikipedia

    en.wikipedia.org/wiki/Digital_mobile_radio

    Digital mobile radio (DMR) is a digital radio standard for voice and data transmission in non-public radio networks. It was created by the European Telecommunications Standards Institute (ETSI), [ 1 ] and is designed to be low-cost and easy to use.

  6. Radio repeater - Wikipedia

    en.wikipedia.org/wiki/Radio_repeater

    A radio repeater is a combination of a radio receiver and a radio transmitter that receives a signal and retransmits it, so that two-way radio signals can cover longer distances. A repeater sited at a high elevation can allow two mobile stations, otherwise out of line-of-sight propagation range of each other, to communicate. [ 1 ]

  7. Golden Age of Radio - Wikipedia

    en.wikipedia.org/wiki/Golden_Age_of_Radio

    Broadcast radio in the United States underwent a period of rapid change through the decade of the 1920s. Technology advances, better regulation, rapid consumer adoption, and the creation of broadcast networks transformed radio from a consumer curiosity into the mass media powerhouse that defined the Golden Age of Radio.

  8. Internet radio - Wikipedia

    en.wikipedia.org/wiki/Internet_radio

    An Internet radio studio. Internet radio, also known as Online radio, web radio, net radio, streaming radio, e-radio and IP radio, is a digital audio service transmitted via the Internet. Broadcasting on the Internet is usually referred to as webcasting since it is not transmitted broadly through wireless means. It can either be used as a stand ...

  9. Selective calling - Wikipedia

    en.wikipedia.org/wiki/Selective_calling

    In a conventional, analog two-way radio system, a standard radio has noise squelch or carrier squelch, which allows a radio to receive all transmissions. Selective calling is used to address a subset of all two-way radios on a single radio frequency channel. Where more than one user is on the same channel (co-channel users), selective calling ...

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