The walkie-talkie, originally weighing in at 40 pounds ... The development of a process to produce industrial-quality synthetic quartz crystals, also worked on in the Signal Corps Engineering ...

Walkie talkies are a fun way to stay in touch despite ... allowing for precise tracking in tactical or industrial applications. ProPTT2 offers a high degree of customization for the button ...

In 1946, 15 years into the comic strip run of Dick Tracy the 2-Way Wrist Radio became an icon, and would, of course, be the inspiration for smartwatches. Eventually, in the comic, the watch would ...

The towering Walkie-Talkie building is one of London’s most ... more than 2 degrees centigrade from what they were before the industrial revolution. Buildings account for a large slice of ...