Time & Frequency Domain Signal Views
At Ham Radio School we really believe in the old adage that a picture is worth a thousand words. Visualization…
Ham Radio School Articles
Discover, think, learn.
A Small Solar Power System for Radio Operations
Putting together a small solar power system to power your transceiver is quite simple with modern components, and it is…
Sunspots and Propagation
Here comes the sun! Solar cycle 25 is ramping up beyond expectations at this point in early 2023. The sun…
Variable Propagation Conditions (G3A10)
The 2023-2027 General License question pool inquires about factors effecting propagation of HF signals: G3A10: What causes HF propagation conditions…
Chordal Hop Propagation
Amateur radio operators communicate around the globe on the HF bands thanks to signals propagating by ionspheric skip. High layers…
Intro to Digital Voice
Ham radio on the VHF and UHF bands has been dominated by Frequency Modulation (FM), an analog mode invented in…
Get the Right Signal Tone
Radio amateurs use tone signaling for many different uses on the amateur radio bands. Tone signaling works especially well on…
Simplex, Duplex, Offset and Split
Some time ago, a ham on twitter posted about a “2m SSB simplex contact” he had made. Another ham replied…
What Frequency Do I Use on 2 meters?
You’ve just purchased your first handheld transceiver and have been chatting with both old and new friends around town on…
Standard Phonetic Alphabet (T2C03)
T2C03from the 2018-2022 Technician License Course Section 2.3, Call Signs: T2C03: What should be done when using voice modes to…
