For Your Information

Few things are as satisfying in amateur radio as pulling a weak DX station out of the noise, or enjoying a long ragchew with friends on a crisp, clear signal. But as any seasoned operator can tell you, the quality of your receive audio can make or break the...

Few topics in amateur radio generate as much confusion as antenna tuners. You’ll hear everything from “a tuner fixes a bad antenna” to “you don’t need one at all.” Somewhere between those extremes lies the truth. At CRCS, we know how easy it is for misinformation to...

When it comes to running a modern ham shack, batteries are no longer an optional accessory. Whether you’re keeping backup power ready for emergency operations, running a portable HF setup, or experimenting with renewable energy like solar, batteries play a key role in...

When autumn rolls around, most hams are busy tuning antennas, testing equipment, and finishing last-minute projects before the cold sets in. But there’s one piece of fall prep that often gets overlooked—weatherproofing your coax. Whether you operate HF, VHF, or UHF,...

Amateur radio is full of practical projects that not only save money but also expand your technical knowledge. One such project is building a basic RF sniffer. This simple yet highly useful tool can help you track down interference, verify signal presence, or...

When it comes to managing multiple signals, frequencies, and antennas in amateur radio, the terms duplexers, diplexers, and triplexers often come up. While they sound similar, each serves a specific role in keeping your station organized, efficient, and...