David L. Mills
Videos
David Lennox Mills was an American computer engineer and professor emeritus at the University of Delaware. He was an Internet pioneer who led the Gateway Algorithms and Data Structures Task Force. He
Mills in 2005
Amateur radio
Videos
Amateur radio, also known as Ham radio, is the use of specific bands and frequencies within the radio spectrum for non-commercial communication, technical experimentation, self-training, recreation, r
Amateur radio station with transceivers, amplifiers, and a computer for digital modes. On the wall are awards, certificates, and QSL cards from foreign stations
Polish amateur radio station SP1QE with a 1930s vacuum tube transmitter and receiver
An amateur radio station in Wales. Multiple transceivers are employed for different bands and modes. Computers are used for control, data modes, SDR, RTTY and logging.
Amateur operator with antennas in Åland