Last month, in part one of Radio Prepares for War we looked at the National HRO receiver, which set the bar for the standards required by military radio communications. The HRO was a superb receiver ...

I’ve been told all my life about old-timey Army/Navy surplus stores where you could buy buckets of FT-243 crystals, radio gear, gas masks, and even a Jeep boxed-up in a big wooden crate. Sadly this is ...

FAA (Federal Aviation Administration) regulations generally forbid the use of receivers onboard commercial aircraft because a superheterodyne receiver's local oscillator can radiate signals that could ...

Amelia Earhart’s disappearance in the summer of 1937 has remained one of aviation’s greatest mysteries for nearly 90 years.

There is a certain charm to older electronics gear. Heavy metal chassis and obviously hand-wired harness can be a work of art even if they would be economically impractical for most modern gear.

The project was designed to create an accurate radio altimeter with dual-channel homodyne receiver intended as a landing aid for small general-aviation aircraft equipped with synthesized-voice human ...

Engineers and pilots at the German Aerospace Center (DLR) are the world’s first aerospace industry researchers to flight test a prototype L-band Digital Aeronautical Communications System (LDACS), ...

Lockheed Martin (LM) has been awarded $56,406,399 under a firm-fixed-price, fixed-quantity contract for B-2 Spirit Bomber ...