Learn how greyline propagation opens rare DX paths at sunrise and sunset. Practical tips for timing, bands, and antennas to work stations across the globe.
Set up VARA HF for Winlink email over radio without a hardware TNC. Step-by-step guide covering software config, audio levels, and your first connection.
GaN vs LDMOS transistor technology in ham radio amplifiers. How gallium nitride is changing power amplifier design, efficiency, size, and what it means for your next amp purchase.
Complete beginner's guide to FT8 digital mode. Learn how to set up WSJT-X, make your first contact, and understand why FT8 has revolutionized ham radio.
Master Fox and Hound mode for FT8 DXpeditions. Learn how to work rare DX efficiently, configure WSJT-X as a Hound, and understand the protocol's mechanics.
Common-mode current causes RFI, weird SWR readings, and RF burns. Learn how feedline chokes work, where to place them, and which designs actually perform.
Essential FCC Part 97 rules every ham radio operator must know. Identification, power limits, prohibited content, and common mistakes that draw enforcement action.
Practical ESP32 projects for ham radio: CW keyer, antenna switch controller, band decoder, APRS tracker, remote station monitor, and more with code examples.
The critical differences between an end-fed random wire antenna and an end-fed half-wave (EFHW). Why they need different transformers, different counterpoises, and work differently.
Build and understand the End-Fed Half-Wave (EFHW) antenna. Theory, construction guide, matching transformer, and why it's the most popular multi-band wire antenna.
Detailed equipment guide for EME moonbounce operation. Covers antennas, power, preamps, receivers, tracking, and what each band requires to make contacts.
Head-to-head comparison of the Elecraft KX2 and Icom IC-705 for portable/POTA/SOTA operation. Weight, performance, features, and which fits your style.
EchoLink connects ham radio operators worldwide via internet. Learn how to set it up, link repeaters, and understand the pros and cons of VoIP in ham radio.
DMR radio programming explained without the confusion. Codeplugs, talkgroups, time slots, and color codes demystified with step-by-step setup guidance.
Beginner's guide to DMR (Digital Mobile Radio) for ham operators. Understand talkgroups, timeslots, codeplugs, hotspots, and how to get started with digital voice.
FT8 isn't the only digital mode. Explore JS8Call for off-grid messaging, PSK31 for keyboard ragchewing, and RTTY for contests. Setup and real-world use.
How to read and interpret digital mode waterfalls. Identify FT8, CW, PSK31, RTTY, noise, interference, and optimize your SDR or radio waterfall display.
How to set correct audio levels for FT8, RTTY, PSK31, and other digital modes. Covers ALC, power settings, sound card configuration, and common mistakes.
Use CW Skimmer and the Reverse Beacon Network to see where your signal is being heard in real time. Setup, practical uses, and how RBN spots actually work.
