D-layer Absorption
We learn in Technician Class and General Class studies that the ionosphere’s D layer is created in the daytime by…
Ham Radio School Articles
Discover, think, learn.
Phonetic Alphabets
For clear communications under all conditions, we use a phonetic alphabet for spelling out critical information. Instead of “A B…
HF Operations: The Difference with HF
For many newer hams the world of HF operations may seem a strange and mysterious place. There are no comforting…
Split Mode Operations (G4A03)
The 2019-2023 General License question pool asks the meaning of split mode operations: G4A03: What is normally meant by operating…
Maximum Antenna Structure Height (G1B01)
The 2019-2023 General License question pool asks about the maximum allowable height of antenna structures without requiring special registration or…
Ham-speak: Learning the Lingo
Like many specialty endeavors and hobbies, ham radio has developed something of its own language over the decades. While clear,…
Transmitting Privileges (T1E04)
The 2022-2026 Technician License question pool quizzes you on the transmitting privileges of a station based on FCC Part 97…
How to Choose a Repeater
So you received your brand new FCC call sign and you have a transceiver for 2m and/or 70 cm. Now…
Practical Signal Reports
Everyone wants to know how their signal sounds on the air and often the best way to find out is…
Radio Contest? Why?
The hobby of ham radio has a lot of different activities to participate in. Radio contesting (sometimes referred to as…
