Field Notes

The HAMSTATION Blog

Long-form guides on antennas, propagation, digital modes, and the everyday craft of being on the air. Written for operators who want to understand what they are doing, not just push buttons.

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A radio interference troubleshooting scene with an oscilloscope, ferrite chokes on cables and a transceiver
Featured·Troubleshooting

Hunting and Killing RFI in Your Shack

That mysterious buzz across 40 meters is almost never external. Here is a diagnostic order that finds and eliminates household RFI in an afternoon.

Sep 27, 2026 · 10 min read
A collection of vintage QSL postcards from around the world on a wooden desk
Awards
QSL Cards, LoTW, and Chasing Awards Without Losing Your Mind

Confirmations are the paper trail of your on-air life. Here is how the modern awards ecosystem works and how to participate without paperwork burnout.

Sep 20, 2026 · 9 min read
A small SDR dongle connected to a laptop displaying a colorful spectrum waterfall
Digital
Software Defined Radio: A Practical Primer for Amateurs

SDR turned every laptop into a spectrum analyzer. Here is what it is, why it changed the hobby, and how to get started for under thirty dollars.

Sep 13, 2026 · 9 min read
A tall VHF UHF repeater tower silhouetted at sunset on a hilltop
VHF/UHF
Repeaters and VHF/UHF Etiquette: Sounding Like You Belong

The local repeater is where most new operators start. Learn the rhythm, the words, and the small courtesies, and you will fit in from the first transmission.

Sep 6, 2026 · 8 min read
Close-up of a brass Morse code straight key on a wooden desk with warm lamp light
CW
Learning Morse Code in 2026: Why It Is Worth It and How to Do It

The Morse test is gone, and yet CW is more popular than ever. Here is why, and a training plan that fits into your commute.

Aug 30, 2026 · 9 min read
A radio operator working at night by lamp light with a notebook and battery-powered transceiver
EmComm
Emergency Communications: When the Grid Goes Down, You Are the Grid

Real emergency communications is quiet, unglamorous, and mostly about being reliable. Here is how to prepare a station that will still be on the air on day seven.

Aug 23, 2026 · 10 min read
Silhouette of a hand holding an HT skyward at night with a satellite streak overhead
VHF/UHF
Amateur Satellites for Beginners: Working the Birds With a Handheld

You can work amateur satellites with a five-watt handheld and a homemade antenna. Here is exactly how, from tracking software to your first contact.

Aug 16, 2026 · 10 min read
A ham radio contest station at night with multiple monitors, radios and headphones bathed in green display glow
Operating
Contesting Basics for Normal Humans: Your First Weekend

Radio contests look like chaos. Underneath the noise is a simple structure that anyone can learn in an afternoon and enjoy for a lifetime.

Aug 9, 2026 · 9 min read
Assorted coaxial cables with PL-259 and N connectors laid out on a workbench under blue lighting
Antennas
Choosing the Right Coax: What the Data Sheet Is Actually Telling You

RG-58, RG-8X, LMR-400, hardline. The names are a mess, the marketing is worse. Here is the honest guide to picking a feedline that matches the job.

Aug 2, 2026 · 9 min read
Copper ground rod, braided strap and a lightning arrestor mounted on an equipment rack
Safety
Station Grounding and Bonding: The One Job You Cannot Skip

A proper ground is boring, invisible, and the difference between a station that survives ten winters and one that dies in a single storm.

Jul 26, 2026 · 10 min read
A small portable ham radio setup on a rocky mountain summit at golden hour, with wire antenna and backpack
Portable Operating
Building Your First Portable Station: POTA, SOTA, and the Field Kit

Portable operating turns a hobby into an adventure. Here is how to build a lightweight, reliable HF station that fits in a backpack and works from any hilltop.

Jul 19, 2026 · 10 min read
A laptop screen showing an FT8 waterfall display beside an HF transceiver in a dark room
Digital
Digital Modes: FT8, JS8, and the Quiet Revolution on HF

Digital modes have transformed what a modest station can accomplish. Here is how they work, when to use each one, and how not to become a robot.

Jul 12, 2026 · 9 min read
A silhouetted radio tower under a green and blue aurora, symbolizing ionospheric propagation
Propagation
HF Propagation: Reading the Bands Like a Weather Map

The ionosphere is a weather system for radio waves. Learn to read it and you will always know which band to try before you turn the dial.

Jul 5, 2026 · 11 min read
Close-up of an SWR analyzer meter with the needle deflected, coax cable attached
Antennas
Understanding SWR and Antenna Matching Without the Magic

SWR is the number every new ham fixates on, but few can explain what it actually measures. Here is the physical picture, without hand-waving.

Jun 28, 2026 · 10 min read
A dimly lit amateur radio operator's desk with glowing transceivers and morse key
Getting Started
Getting Started with Amateur Radio: A Complete Beginner's Roadmap

From your first study session to your first on-air contact, here is exactly what to expect when you decide to become a licensed ham radio operator.

Jun 14, 2026 · 9 min read