Their first experimental system, MUSIC (Multiple Storage, Integration, and Correlation), became operational in 1955 and was able to detect rocket launches 600 miles (970 km) away at Cape Canaveral, and nuclear explosions in Nevada at 1,700 miles (2,700 km).
第一个实验性系统，MUSIC （Multiple Storage,Integration,and Correlation ），在1955年开始运作，且可以用于探测卡纳维拉尔角600英里（970公里）远的火箭发射和1,700英里（2,700公里）内华达的核爆炸。