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- Sound-powered_telephone abstract "A sound-powered telephone is a communication device that allows users to talk to each other with the use of a handset, similar to a conventional telephone, but without the use of external power. This technology has been used since at least 1944 for both routine and emergency communication on ships to allow communication between key locations on a vessel even if power, including batteries, is no longer available. A sound-powered phone circuit can have two or more stations on the same circuit. The circuit is always live, thus a user simply begins speaking rather than dialing another station. Sound-powered telephones are not normally connected to a telephone exchange.".
- Sound-powered_telephone thumbnail Sound-Powered_Telephone_Systems.jpg?width=300.
- Sound-powered_telephone wikiPageExternalLink soundpowered.
- Sound-powered_telephone wikiPageExternalLink Dynalec-Sound-Powered-Telephones-How.htm.
- Sound-powered_telephone wikiPageExternalLink growler.wav.
- Sound-powered_telephone wikiPageExternalLink spphone.htm.
- Sound-powered_telephone wikiPageID "2036431".
- Sound-powered_telephone wikiPageLength "5088".
- Sound-powered_telephone wikiPageOutDegree "20".
- Sound-powered_telephone wikiPageRevisionID "704761967".
- Sound-powered_telephone wikiPageWikiLink Category:Telephony_equipment.
- Sound-powered_telephone wikiPageWikiLink Communication.
- Sound-powered_telephone wikiPageWikiLink Handset.
- Sound-powered_telephone wikiPageWikiLink Headphones.
- Sound-powered_telephone wikiPageWikiLink Lookout.
- Sound-powered_telephone wikiPageWikiLink Microphone.
- Sound-powered_telephone wikiPageWikiLink Naval_ship.
- Sound-powered_telephone wikiPageWikiLink Operations_room.
- Sound-powered_telephone wikiPageWikiLink Power_outage.
- Sound-powered_telephone wikiPageWikiLink Radio.
- Sound-powered_telephone wikiPageWikiLink Ship.
- Sound-powered_telephone wikiPageWikiLink Ski_lift.
- Sound-powered_telephone wikiPageWikiLink Telephone.
- Sound-powered_telephone wikiPageWikiLink Telephone_exchange.
- Sound-powered_telephone wikiPageWikiLink Telephone_magneto.
- Sound-powered_telephone wikiPageWikiLink Transducer.
- Sound-powered_telephone wikiPageWikiLink United_States_Coast_Guard.
- Sound-powered_telephone wikiPageWikiLink United_States_Navy.
- Sound-powered_telephone wikiPageWikiLink File:Sound-Powered_Telephone_Systems.jpg.
- Sound-powered_telephone wikiPageWikiLink File:Sound_powered_telephone.jpg.
- Sound-powered_telephone wikiPageWikiLinkText "Sound-powered telephone".
- Sound-powered_telephone wikiPageWikiLinkText "sound powered telephone".
- Sound-powered_telephone wikiPageWikiLinkText "sound-powered telephone".
- Sound-powered_telephone wikiPageWikiLinkText "sound-powered telephones".
- Sound-powered_telephone wikiPageUsesTemplate US.
- Sound-powered_telephone wikiPageUsesTemplate Template:Reflist.
- Sound-powered_telephone subject Category:Telephony_equipment.
- Sound-powered_telephone hypernym Device.
- Sound-powered_telephone type Device.
- Sound-powered_telephone comment "A sound-powered telephone is a communication device that allows users to talk to each other with the use of a handset, similar to a conventional telephone, but without the use of external power. This technology has been used since at least 1944 for both routine and emergency communication on ships to allow communication between key locations on a vessel even if power, including batteries, is no longer available. A sound-powered phone circuit can have two or more stations on the same circuit.".
- Sound-powered_telephone label "Sound-powered telephone".
- Sound-powered_telephone sameAs Q7564605.
- Sound-powered_telephone sameAs Teléfono_autoexcitado.
- Sound-powered_telephone sameAs m.06grtm.
- Sound-powered_telephone sameAs Q7564605.
- Sound-powered_telephone wasDerivedFrom Sound-powered_telephone?oldid=704761967.
- Sound-powered_telephone depiction Sound-Powered_Telephone_Systems.jpg.
- Sound-powered_telephone isPrimaryTopicOf Sound-powered_telephone.