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  2. This $30 device defeats almost any keyless car or garage door

    www.engadget.com/2015-08-10-hacking-device-lets...

    Naturally, the mark will try to use the fob again, and once again, Rolljam will jam the signal and steal the second code. But this time, Kamkar's device will re-transmit the first code and unlock ...

  3. Fill device - Wikipedia

    en.wikipedia.org/wiki/Fill_device

    A KYK-13 fill device. A fill device or key loader is a module used to load cryptographic keys into electronic encryption machines. Fill devices are usually hand held and electronic ones are battery operated. Older mechanical encryption systems, such as rotor machines, were keyed by setting the positions of wheels and plugs from a printed keying ...

  4. Punched card input/output - Wikipedia

    en.wikipedia.org/wiki/Punched_card_input/output

    Punched card input/output. A computer punched card reader or just computer card reader is a computer input device used to read computer programs in either source or executable form and data from punched cards. A computer card punch is a computer output device that punches holes in cards. Sometimes computer punch card readers were combined with ...

  5. Residual-current device - Wikipedia

    en.wikipedia.org/wiki/Residual-current_device

    A residual-current device (RCD), residual-current circuit breaker (RCCB) or ground fault circuit interrupter (GFCI) is an electrical safety device that interrupts an electrical circuit when the current passing through a conductor is not equal and opposite in both directions, therefore indicating leakage current to ground or current flowing to another powered conductor.

  6. Adobe's Liquid Mode uses AI to make PDFs easier to read on phones

    www.engadget.com/adobe-liquid-mode-130012210.html

    The new mode uses Sensei, Adobe’s AI tool, to automatically reformat text, images and tables for mobile devices. When you activate Liquid Mode at the tap of a button in Adobe Acrobat Reader ...

  7. D&D Reader app brings paper reference books to your tablet

    www.engadget.com/2017-09-21-dandd-reader-app...

    The app lets you search your library of D&D books, too, plus it has a Favorites menu that you can use to keep track of those pages you access often. It should work on all iOS devices and Android ...

  8. Amazon launches Alexa Print, a way to print lists, recipes ...

    techcrunch.com/2020/09/10/amazon-launches-alexa...

    Alexa can now control your printer. Amazon today announced a new Alexa-enabled printing feature that lets Echo device owners use voice commands to print out common items, like their Alexa to-do ...

  9. Barcode reader - Wikipedia

    en.wikipedia.org/wiki/Barcode_reader

    A barcode reader or barcode scanner is an optical scanner that can read printed barcodes and send the data they contain to computer. [1] Like a flatbed scanner, it consists of a light source, a lens, and a light sensor for translating optical impulses into electrical signals. Additionally, nearly all barcode readers contain decoder circuitry ...