Explains packet radio as a form of telecomputing in which digital data is transported via radio waves instead of telephone lines or other cabling, and describes how it can be used by students to access the Internet. Highlights include packet bulletin board systems and equipment needed for a packet radio station. (LRW)

Provides guidelines for schools choosing a media retrieval system. Topics include broadband, baseband, coaxial cable, or fiber optic decisions; the control network; selecting scheduling software; presentation software; device control; control from the classroom; and a comparison of systems offered by five companies. (LRW)

Discusses desktop video, including its use as an educational tool; interactivity; teleconferencing; equipment requirements; the role of the TBC (time-based corrector) which adjusts incoming video signals and retimes them; creating graphics; transmitting live video over the Internet; Edit Decision List software; hardware requirements; and digital…