The widespread use of radio by the general public began in the early 1920s. In 1921 there were only around five radio stations broadcasting on a regular basis. In just two years there were hundreds of ...

The “new-fangled” battery radio brought news to secluded Bear Mountain along with President Franklin Roosevelt’s Fireside Chats in the 1930s and 1940s. The first president to understand the power of ...

Scientists report a 2.4GHz/915MHz wake-up receiver which consumes only 51µW power. This record low power achievement opens the door to battery-less or energy-harvesting based radios for a wide range ...

Aeroflex has announced the availability of its new TETRA Energy Economy Mode (EEM) option for the popular Aeroflex 3900 Series of analog and digital radio test sets. The new TETRA EEM option enables ...