Analysis of information sources in references of the Wikipedia article "BBC Radio 4" in English language version.
A few days earlier a microphone had been set up on the roof of a nearby building, No. 1 Bridge Street, just opposite the Houses of Parliament. As the time approached midnight the chimes of the Great Clock ringing out the old year were followed on the hour by the twelve deep strokes of Big Ben ringing in the new, and broadcast, by means of a temporary line running to the control room at Savoy Hill, to listeners tuned to 2LO, the BBC's first radio transmitter, then barely a year old.
A few days earlier a microphone had been set up on the roof of a nearby building, No. 1 Bridge Street, just opposite the Houses of Parliament. As the time approached midnight the chimes of the Great Clock ringing out the old year were followed on the hour by the twelve deep strokes of Big Ben ringing in the new, and broadcast, by means of a temporary line running to the control room at Savoy Hill, to listeners tuned to 2LO, the BBC's first radio transmitter, then barely a year old.