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  2. Review of Spectrum’s new Xumo streaming box with ... - AOL

    www.aol.com/review-spectrum-xumo-streaming-box...

    Voice command: The remote also has a voice command option, which I tried a couple of times. It worked well to move around within Xumo — for example I could ask it to open the Spectrum app, or ...

  3. Amplitude modulation - Wikipedia

    en.wikipedia.org/wiki/Amplitude_modulation

    The 1912 discovery of the amplifying ability of the Audion tube, invented in 1906 by Lee de Forest, solved these problems. The vacuum tube feedback oscillator, invented in 1912 by Edwin Armstrong and Alexander Meissner, was a cheap source of continuous waves and could be easily modulated to make an AM transmitter. Modulation did not have to be ...

  4. AOL Help

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    Get answers to your AOL Mail, login, Desktop Gold, AOL app, password and subscription questions. Find the support options to contact customer care by email, chat, or phone number.

  5. Charter Communications - Wikipedia

    en.wikipedia.org/wiki/Charter_Communications

    In November 2013, the company announced the re-branding of its residential services to Charter Spectrum, which encompassed an upgrade to an all-digital network for its video, voice and broadband services. [81] The company relied heavily on a predominantly coaxial cable–based network.

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    AOL.com offers the latest in news, entertainment, finance, lifestyle and weather, as well as trending videos and search.

  7. Near–far problem - Wikipedia

    en.wikipedia.org/wiki/Near–far_problem

    The near–far problem or hearability problem is the effect of a strong signal from a near signal source in making it hard for a receiver to hear a weaker signal from a further source due to adjacent-channel interference, co-channel interference, distortion, capture effect, dynamic range limitation, or the like.

  8. Troubleshoot a broadband internet connection - AOL Help

    help.aol.com/articles/troubleshooting-a...

    If you're using broadband (cable) internet and you can't connect, try the following troubleshooting steps in the order listed until you get up and running again. 1. Check if you can visit other sites with a different browser - If you can go to another site, the problem may be associated the browser you're using.

  9. Voice frequency - Wikipedia

    en.wikipedia.org/wiki/Voice_frequency

    In telephony, the usable voice frequency band ranges from approximately 300 to 3400 Hz. [2] It is for this reason that the ultra low frequency band of the electromagnetic spectrum between 300 and 3000 Hz is also referred to as voice frequency, being the electromagnetic energy that represents acoustic energy at baseband.