TSM Reviews: Radioddity DB50-B
By Robert Gulley K4PKM
The Radioddity DB50-B is a 2-meter/440-MHz multi-band transceiver with built-in GPS and APRS/KISS/TNC/Bluetooth capabilities in a very compact package. Robert says this is an attractive option for APRS, Packet, amateur satellite work and much more. He puts this small transceiver through its paces and finds that, paired with software, it’s a “truly surprising radio.”
The Advantages of Hybrid Transceivers
By Cory GB Sickles WA3UV
While the solid-state receiver circuitry may perform better, as technology improves with the years, vintage tube and solid-state receivers and transceivers are still quite relevant today—and you can’t beat the price. And, on the air, the other station is not going to know whether your HF transceiver utilizes the latest in technology or is decades old unless you tell them. Cory examines a few of his favorites.
KMOX: The Voice of St. Louis
By Ken Reitz KS4ZR
One hundred years ago, newspapers felt like they were fighting for their lives. Radio, with its instant communications potential, was gripping the entire world. Many newspapers didn’t resist the movement—they joined it. That’s what the St. Louis Globe-Democrat did in 1925. But it wasn’t smooth sailing. The new station had to share the frequency with a lower powered station that had earlier been assigned the frequency and—there was labor strife.
A Titan of Radio Astronomy: Sir Francis Graham-Smith (1923-2025)
By Georg Wiessala
A pioneer in the science of radio astronomy, Francies Graham-Smith started his career during WWII with research in the development of radar technology. After the war his Ph.D. research explored solar flares and analyzed the ground-breaking First Cambridge Radio Survey of the cosmos followed and he never quit—he was still active at 102 years old.
Eastern European Radio Tales Part 2: Bulgaria’s Balkan Beauty
By Chrissy Brand
In the second part of her journey through Eastern Europe, Chrissy visits Bulgarian National Radio in Sofia, Bulgaria. Throughout her travels to Burgas on the Black Sea, across to Serbia, into Croatia and Slovenia she sampled an amazing array of medium wave stations spilling into the region from every direction.
Scanning America
By Dan Veeneman
Boone County, Missouri
Federal Wavelengths
By Chris Parris
More Federal Agencies and Tips for Beginners
Utility Planet
By Hugh Stegman
Guide to 20-Meter Government/Military Traffic
Milcom
By Daniel O. Myers K3NXX
The United State Army: Celebrating 250 Years (Part 1)
Shortwave Utility Logs
By Mike Chace-Ortiz and Hugh Stegman
The World of Shortwave Listening
By Jeff White, HFCC Chairman
The HFCC’s Prague Homecoming
The Shortwave Listener
By Fred Waterer
Christmas Around the World via Radio
European Radio Scene
By Georg Wiessala
A Cool Tool from Poland: The KRAIT KT-003 Beacon Monitor
Bits & Bytes
By Gayle Van Horn W4GVH
Radyo Pilipinas World Service Returns to Shortwave
Radio 101
By Ken Reitz KS4ZR
The Shifting Fortunes of International Broadcasting
Medium Wave Radio
By Loyd Van Horn W4LVH
Staying on Target: Developing a Plan to Go After the DX You Dream About!
Adventures in Radio Restoration
By Rich Post KB8TAD
National’s Mid-Priced, Crystal-Filter Radio: The NC-98
Kits and Kit-Building
By Joe Eisenberg K0NEB
The Ins and Outs of Battery Boxes
Digitally Speaking
By Cory GB Sickles WA3UVV
Universal Translators and More
VHF and Above
By Joe Lynch N6CL
Previewing NASA’s Artemis Program in 2026 and Beyond