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  2. Beat frequency oscillator - Wikipedia

    en.wikipedia.org/wiki/Beat_frequency_oscillator

    The other, the sum frequency, (F if + F bfo) = 89000 or 91000 Hz, is unneeded. It can be removed by a lowpass filter, such as the radio's speaker, which cannot vibrate at such a high frequency. f BFO = 44000 or 46000 Hz produces the desired 1000 Hz beat frequency and either could be used.

  3. BFO - Wikipedia

    en.wikipedia.org/wiki/BFO

    BFO is an abbreviation that stands for: Basic Formal Ontology; Beat frequency oscillator used to create an audio frequency signal for receiving continuous wave ...

  4. List of business and finance abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_business_and...

    BAU – Business as usual; BEP – Break-even point; BI – Business intelligence; BIC – Bank identifier code; bldg. – Building BLS – Balance sheet; BOM – Bill of materials; BPO – Business process outsourcing

  5. US lawmakers tell Apple, Google to be ready to remove TikTok ...

    www.aol.com/news/us-lawmakers-tell-apple-google...

    WASHINGTON (Reuters) -The chair and top Democrat on a U.S. House of Representatives committee on China told the CEOs of Google-parent Alphabet and Apple on Friday they must be ready to remove ...

  6. List of typographical symbols and punctuation marks - Wikipedia

    en.wikipedia.org/wiki/List_of_typographical...

    Less-than sign: Angle bracket, Chevron, Guillemet Lozenge: Square lozenge ("Pillow") ☞ Manicule: Index, Obelus: º: Masculine ordinal indicator: Feminine ordinal indicator, Degree sign: −: Minus sign: Hyphen-minus, Commercial minus: ×: Multiplication sign: X mark # Number sign: Numero sign. Also known as "octothorpe", "hash" and "hashtag ...

  7. Four convicted in Spain over homophobic murder that sparked ...

    www.aol.com/news/four-convicted-spain-over...

    (Reuters) -Four men were convicted in Spain on Sunday in connection with the homophobic murder of a 24-year-old nursing assistant that sparked protests in cities across Spain and abroad.

  8. Bruce Willis Shares Warm Embrace with Daughter Scout in ...

    www.aol.com/lifestyle/bruce-willis-shares-warm...

    Scout Willis is sharing an inside look at her family-filled month — including a sweet moment spent with her dad, Bruce Willis.. The 33-year-old musician shared an Instagram post on Monday, Dec ...

  9. Signage - Wikipedia

    en.wikipedia.org/wiki/Signage

    Signage is the design or use of signs and symbols to communicate a message. [1] [2] Signage also means signs collectively or being considered as a group. [3] The term signage is documented to have been popularized in 1975 to 1980. [2] Signs are any kind of visual graphics created to display information to