HC Deb 23 April 1956 vol 551 c121W
Mr. Cooper-Key

asked the Postmaster-General what experiments have been undertaken by his Department with regard to stereophonic sound being transmitted from existing television and sound transmitters at small cost.

Dr. Hill

None. The Transmission of stereophonic sound would involve using two separate sound channels, with corresponding redesign of the radio and television sets. The cost would be great.

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