About: Multi-frequency signaling

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Signaling method for telephony

Property	Value
dbo:description	Signaling method for telephony (en)
dbo:soundRecording	dbr:Multi-frequency_signaling__Sound__1
dbo:wikiPageExternalLink	https://www.youtube.com/watch%3Fv=oPM_j7p7YnQ https://worldradiohistory.com/Archive-Bell-Laboratories-Record/50s/Bell-Laboratories-Record-1954-06.pdf
dbo:wikiPageInterLanguageLink	dbpedia-pt:MF
dbo:wikiPageWikiLink	dbr:Phreaking dbr:In-band_signaling dbr:Public_switched_telephone_network dbr:Trunking dbc:Telephony_signals dbr:Feature_group dbr:Signalling_System_R2 dbr:United_States dbr:World_War_II dbr:Telephone_exchange dbr:Telephony dbr:Two-out-of-five_code dbr:Ogg dbr:Mobile_Telephone_Switching_Office dbr:Direct_distance_dialing dbr:Multi-frequency_receiver dbr:Telephone_number dbr:Blue_box dbr:Bell_System dbr:Dual-tone_multi-frequency_signaling dbr:Signalling_System_7 dbr:Signalling_(telecommunication) dbr:Common_Channel_Signaling dbr:CCITT dbr:Phone_phreaking dbr:Public_Safety_Answering_Point
dbp:description	How multi-frequency dialing sounds. (en)
dbp:filename	Mf-tones-1.ogg (en)
dbp:format	dbr:Ogg
dbp:title	Multi-frequency dialing (en)
dbp:wikiPageUsesTemplate	dbt:Telsigs dbt:Multi-frequency_signaling_tones dbt:Reflist dbt:Use_American_English dbt:Listen dbt:Citation_needed dbt:Short_description
dct:subject	dbc:Telephony_signals
gold:hypernym	dbr:System
rdfs:label	Multi-frequency signaling (en)
owl:sameAs	yago-res:Multi-frequency signaling freebase:Multi-frequency signaling wikidata:Multi-frequency signaling dbpedia-global:Multi-frequency signaling
prov:wasDerivedFrom	wikipedia-en:Multi-frequency_signaling?oldid=1270644281&ns=0
foaf:isPrimaryTopicOf	wikipedia-en:Multi-frequency_signaling
is dbo:wikiPageRedirects of	dbr:Multi-frequency dbr:Multi-Frequency dbr:Multi-frequency_signalling dbr:Multifrequency dbr:Multifrequency_pulsing dbr:Signalling_System_R1
is dbo:wikiPageWikiLink of	dbr:Signalling_System_No._7 dbr:Panel_switch dbr:Signaling_(telecommunications) dbr:Signalling_System_R2 dbr:R1 dbr:Sender dbr:Push-button_telephone dbr:Number_One_Crossbar_Switching_System dbr:Original_North_American_area_codes dbr:Blue_box dbr:Operator_Toll_Dialing dbr:Monitor_(radio_program) dbr:Multi-frequency dbr:Dual-tone_multi-frequency_signaling dbr:Multi-Frequency dbr:Multi-frequency_signalling dbr:Multifrequency dbr:Multifrequency_pulsing dbr:Signalling_System_R1
is foaf:primaryTopic of	wikipedia-en:Multi-frequency_signaling