Although this allowed us interactive audio, it was no help in the presentation of the over 100 megabytes of images tha t were to be presented. The only feasible method was to prearrange the order of all digital images and locally display them at the appropriate moments during the discussions. This proved to be a very awkward way of dealing with the issue, but it seemed at the time to be the only way available. What we needed was a method of communication which would provide for visual representation of the images, audience, critics and complex interactions. Video conferencing is a natural tool for this process.
Several alternatives exist for video conferencing.
Broadband, which is the technology people see in their household television set, is very expensive for two-way conferencing. New forms of video confe rencing, based on compression of digitized video, have recently become available. This technology utilizes the existing telephone system, but requires the capability to carry digital signals at 56 kbps and above. With the proper equipment and access lines , compressed video conferencing is only slightly more difficult and expensive than a long-distance telephone call. Video conference added In the fall of 1993, the School of Architecture had an opportunity to participate in an experiment arranged by Telecommunications Services to hold a video conference with an American site.