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Page last updated at 11:29 GMT, Tuesday, 10 April 2012 12:29 UK

Why we still lose our phone connection


Phone technology has radically changed since the 1870s and smartphones may have revolutionised the humble mobile phone but voice quality has barely changed.

Dan Simmons investigates why are we still suffering from dropped calls and bad connections and looks at what the phone manufacturers are doing to ensure we get the best possible line.

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