baker ' s voice will match the earlier computer - synthesized voice that was previously used . bt said that his version was selected as it was suddenly recognisable . it was him 11 days to recorder 11 , 593 syllables and sounds they could then be broken down and reassembled by a computer to make new words . it then took five decades to combine these recordings to make a workable service . bt have explained that there will be no barriers as to what john baker ' s voice can ' say ' , including rude ones . " this appeals to me most is the hope that i will be bringing good news to people whether it is a sassy message , a birthday reception , or just a quick hi , " said davies .
Tom Baker works for BT.