Meetings at new york and chicago of the american institute of electrical engineers ( aiee ) are linked by long distance lines connected to loudspeakers so that both meetings could follow the same program ( 14 february ) 2月14日，在纽约和芝加哥举行的美国电子工程师协会（ aiee ）会议，通过长途电话线连接两端的扩音器，以使两地会议能够按议程同步进行。
