An amateur radio repeater used to be a complex assemblage of equipment that would easily fill a 19″ rack. There would be a receiver and a separate transmitter, usually repurposed from commercial ...

The ‘phones in question are particularly interesting, as they turned out upon inspection to be a two-way radio in disguise. Cracking them open revealed a radio board and a logic board ...

We tested the best walkie talkies in the field and in a head-to-head to see which had the longest range and best clarity.

Vashon has its own ham radio cadre that regularly practices for disasters that could take island communications offline. The Auxiliary Communications Service (ACS), a project of the Vashon-Maury ...

Terrestrial radio service provides use land-based antennas and antenna systems for two-way radios, cellular telephones ... service providers use one or more communications satellites and repeaters.

Local resident, Dr. John Nestor, PhD, was contacted by retired police chief James Bueermann, of Redlands, Calif., to write an ...

Devices such as citizens’ band (CB) radios, walkie-talkies, and handie-talkies are two-way radios that can be used for interpersonal communications. Two-way radios consist of a transmitter, receiver, ...

Consider two-way radios. It’s a great way to keep in touch when all other communications systems fail. Handheld GMRS models are relatively inexpensive, and the best are repeater-capable ...

Kate Shunney Morgan County’s independent backup emergency communications network has been busy making the most of their radio ...

Investopedia / Danie Drankwalter A two-way analysis of variance (ANOVA) is a statistical test used to determine the effect of two nominal predictor variables (two independent variables ...

Today, the internet has become like water and electricity, a necessity for everyday life and something we take for granted.

Radio 2 launches a new service on Freeview, featuring programme details, charts, competitions and more. Listeners tuning into Radio 2 through Freeview are now able to browse genre and programme ...