The station also uses a BBC designed NICAM style digitisation technique called pulse code modulation, which is used for outside broadcasts running through a telephone line, which runs at a sample rate of 14,000 per second per channel.
The station also uses a BBC-designed pulse code modulation digitisation technique similar to NICAM, which is used for outside broadcasts running through a telephone line. This runs at a sample rate of 14,000 per second per channel.