Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Number_One_Crossbar_Switching_System> ?p ?o }
Showing triples 1 to 63 of
63
with 100 triples per page.
- Number_One_Crossbar_Switching_System abstract "The Number One Crossbar Switching System, or 1XB switch, was the primary urban local telephone exchange design used by the Bell System in the mid-20th century. Its switch fabric topology was based on the earlier urban panel switch system, which, in turn, was based on the turn of the century Divided Multiple Switchboard. Thus, it had separate incoming and outgoing sections. However, lines appeared only on the Line Link Frame (LLF), rather than requiring a multi-wire connection to two different sections as in a panel switch. The LLF uniting the telephone line circuit at its "column and switch" simplified administration. The first 1XB was the PR7 exchange at Troy Avenue in Brooklyn, New York in 1937.".
- Number_One_Crossbar_Switching_System wikiPageExternalLink 1498-telephone-communications-systems-v2-chap-2-no-1-and-crossbar-tandem.
- Number_One_Crossbar_Switching_System wikiPageID "8319248".
- Number_One_Crossbar_Switching_System wikiPageLength "7494".
- Number_One_Crossbar_Switching_System wikiPageOutDegree "37".
- Number_One_Crossbar_Switching_System wikiPageRevisionID "592541572".
- Number_One_Crossbar_Switching_System wikiPageWikiLink 1ESS_switch.
- Number_One_Crossbar_Switching_System wikiPageWikiLink 4ESS_switch.
- Number_One_Crossbar_Switching_System wikiPageWikiLink 5XB_switch.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Area_code.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Bell_System.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Bell_System_Practices.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Boolean_algebra.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Boolean_algebra_(logic).
- Number_One_Crossbar_Switching_System wikiPageWikiLink Brooklyn.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Brooklyn,_New_York.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Category:History_of_the_telephone.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Category:Telephone_exchange_equipment.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Class-4_telephone_switch.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Class_4_telephone_switch.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Common_control.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Cord_circuit.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Crossbar_switch.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Dial_tone.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Direct_Distance_Dialing.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Direct_distance_dialing.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Director_telephone_system.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Dual-tone_multi-frequency_signaling.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Junctor.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Karnaugh_map.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Marker_(telecommunications).
- Number_One_Crossbar_Switching_System wikiPageWikiLink Multi-frequency.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Multi-frequency_signaling.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Number_Five_Crossbar_Switching_System.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Outside_plant.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Panel_switch.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Routing_in_the_PSTN.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Stepping_switch.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Stored_Program_Control_exchange.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Stored_program_control.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Telephone_exchange.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Telephone_line.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Telephone_number.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Telephone_numbering_plan.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Telephone_switchboard.
- Number_One_Crossbar_Switching_System wikiPageWikiLink Wire_wrap.
- Number_One_Crossbar_Switching_System wikiPageWikiLinkText "Number One Crossbar Switching System".
- Number_One_Crossbar_Switching_System wikiPageWikiLinkText "crossbar".
- Number_One_Crossbar_Switching_System hasPhotoCollection Number_One_Crossbar_Switching_System.
- Number_One_Crossbar_Switching_System wikiPageUsesTemplate Template:Reflist.
- Number_One_Crossbar_Switching_System wikiPageUsesTemplate Template:Telephone_Switches.
- Number_One_Crossbar_Switching_System subject Category:History_of_the_telephone.
- Number_One_Crossbar_Switching_System subject Category:Telephone_exchange_equipment.
- Number_One_Crossbar_Switching_System hypernym Design.
- Number_One_Crossbar_Switching_System type Exchange.
- Number_One_Crossbar_Switching_System type Switch.
- Number_One_Crossbar_Switching_System comment "The Number One Crossbar Switching System, or 1XB switch, was the primary urban local telephone exchange design used by the Bell System in the mid-20th century. Its switch fabric topology was based on the earlier urban panel switch system, which, in turn, was based on the turn of the century Divided Multiple Switchboard. Thus, it had separate incoming and outgoing sections.".
- Number_One_Crossbar_Switching_System label "Number One Crossbar Switching System".
- Number_One_Crossbar_Switching_System sameAs m.026_8s5.
- Number_One_Crossbar_Switching_System sameAs Q7069535.
- Number_One_Crossbar_Switching_System sameAs Q7069535.
- Number_One_Crossbar_Switching_System wasDerivedFrom Number_One_Crossbar_Switching_System?oldid=592541572.
- Number_One_Crossbar_Switching_System isPrimaryTopicOf Number_One_Crossbar_Switching_System.