Planning to sell a rig or handheld on eBay? The marketplace has added an FCC ID field for applicable listings and says missing information m...

Your portable radio receives fine, but restarts when you call CQ. Before blaming the battery, check the power cables. Long, thin wires or lo...

Duane Angle, AA5KD, paired a QRP Labs QMX radio with a small M5Stack Tab5 computer for a compact Parks on the Air setup. The Tab5 supports F...

About 50 hams across the United States and Puerto Rico joined Obsidian Wave 1 on September 19. The four-hour drill tested radio messaging du...

An inexpensive Raspberry Pi Pico is giving a classic piece of packet-radio equipment a second life. A new project called Pocket Pico recrea...

The CQ World Wide RTTY DX Contest is this weekend, September 26–27, and QRP operators have their own 5-watt categories . Whether you're...