There are two ways to deal with improving ham radio receivers, or — for that matter — any sort of receiver. You can filter and modify the radio frequency including the radio’s intermediate frequency, ...

There was a time when buying a new radio was something many hams could never afford to do. Then came the super cheap — and super controversial — VHF and UHF radios from China. But as they say, you get ...

When he decided to become a ham radio operator, Charles Dillenbeck, of Bristol Township, went all out for his new hobby. He purchased the Cadillac of radios — an $8,000 model that allows him to chat ...

Back in the 1960s, when I started working in radio broadcast engineering, an oscilloscope was my “eye” on what was happening with equipment. That tool served me well and is still in daily use in my ...

Well before the days of the tweet and the status update, people communicated with each other over sweeping distances by quite literally harnessing the earth's magnetic field to send messages via radio ...

ROSEBURG, Ore. — George Roth built his first shortwave radio when he was in sixth grade. “In grade school, being able to hear radio stations from far away places was very interesting to me,” Roth said ...

MILWAUKEE—Long ago, before Facebook, Twitter and email, ham radio operators were the original social media geeks. And they’re still out there, in greater numbers than ever, chatting and messaging each ...

KOLKATA: Police and veteran ham radio operators in Kolkata are worried over the unrestricted online sale of these amateur radio sets, which can be used to tune into any frequency for unmonitored ...

It’s a hobby with a responsibility. That’s how the 80 members of the Steel City Amateur Radio Club in Collier view the skill, science and enjoyment of participating in ham radio. “It’s a fun place to ...

In 1972, Martin Jue was a young entrepreneur who decided to use his electrical engineering expertise to start a new business, MFJ Enterprises, in Starkville, his adopted hometown. The cottage industry ...