英国标准电话电缆公司向国内通信网络交付了两条传输电视、音乐、电话的高容量、远距离光纤传输系统。这套140兆比特/秒系统用于从伦敦到巴西耳顿长达47公里的线路上。该系统同时可通1920路电话或其他数字编码信号,如高质量的彩电节目、音乐节目及数字信号。 British Standard Telephone Cable Company delivered two high-capacity, long-distance optical fiber transmission systems for television, music and telephony to domestic communications networks. The 140 Mbit / s system is used on the 47km route from London to Earrton in the country. The system can also make up to 1920 calls or other digitally encoded signals, such as high-quality color TV shows, music shows and digital signals.