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Matches in DBpedia 2015-10 for { ?s ?p "Phreaking boxes are devices used by phone phreaks to perform various functions normally reserved for operators and other telephone company employees. Most phreaking boxes are named after colors, due to folklore surrounding the earliest boxes which suggested that the first ones of each kind were housed in a box or casing of that color. However, very few physical specimens of phreaking boxes are actually the color for which they are named.Most phreaking boxes are electronic devices which interface directly with a telephone line and manipulate the line or the greater system in some way through either by generating audible tones that invoke switching functions (for example, the blue box), or by manipulating the electrical characteristics of the line to disrupt normal line function (for example, the black box). However a few boxes can use mechanical or acoustic methods - for example, it was possible to use a pair of properly tuned whistles as a red box.Among the most well-known phreaking boxes were the black box, which tricked switching equipment into believing a call had not been answered when in fact it had, resulting in free incoming long distance calls; the beige box, which is an improvised lineman's handset typically made from a one-piece telephone and alligator clips; the blue box which emulated the in-band signaling tones once used by long distance operators and switching equipment; and the red box, which emulated the tones generated by payphones when coins were deposited.Today, most phreaking boxes are obsolete due to changes in telephone technology."@en }

• Phreaking_boxes abstract "Phreaking boxes are devices used by phone phreaks to perform various functions normally reserved for operators and other telephone company employees. Most phreaking boxes are named after colors, due to folklore surrounding the earliest boxes which suggested that the first ones of each kind were housed in a box or casing of that color. However, very few physical specimens of phreaking boxes are actually the color for which they are named.Most phreaking boxes are electronic devices which interface directly with a telephone line and manipulate the line or the greater system in some way through either by generating audible tones that invoke switching functions (for example, the blue box), or by manipulating the electrical characteristics of the line to disrupt normal line function (for example, the black box). However a few boxes can use mechanical or acoustic methods - for example, it was possible to use a pair of properly tuned whistles as a red box.Among the most well-known phreaking boxes were the black box, which tricked switching equipment into believing a call had not been answered when in fact it had, resulting in free incoming long distance calls; the beige box, which is an improvised lineman's handset typically made from a one-piece telephone and alligator clips; the blue box which emulated the in-band signaling tones once used by long distance operators and switching equipment; and the red box, which emulated the tones generated by payphones when coins were deposited.Today, most phreaking boxes are obsolete due to changes in telephone technology.".