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Solar
SFI 125
SN 85
A 7
K 0 Quiet
X-Ray C1.1
Wind 426.0 km/s
Aurora 1
Updated 06:00 UTC HamQSL · N0NBH
Day 80/40m Fair 30/20m Good 17/15m Good 12/10m Fair
Night 80/40m Good 30/20m Good 17/15m Good 12/10m Poor

Callsign Lookup
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Vanity Call Signs Available
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ⓘ Callsign lookups are in real time via the FCC database. Vanity callsign availability is refreshed daily at 6:00 AM CST. The vanity search may be unavailable for a few minutes during this update.
Live DX spots
Live DX Spots — 70cm via PSKReporter · scroll or pinch to zoom
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✅ 100% Free Study System Available
You can study for your Technician Class license completely free right here using our structured lessons, explanations, and practice quizzes — no signup required.
📖 This course is available in print and on Kindle.
Read offline, highlight your favourite sections, and study away from the screen.

🖨️ Get the printed textbook on Amazon →
📱 Read on Kindle →
📊 Track your progress: Go to your Study Dashboard

Technician License Study Guide

The Technician license is the starting point for amateur radio. It gives you access to local communication, emergency support, digital modes, satellites, and a portion of the HF bands.


This guide explains every major topic you need to understand to operate safely, confidently, and within FCC rules.


Each topic below leads to a focused lesson that teaches the concepts behind the exam questions. You’ll learn practical radio skills, electrical basics, antenna behavior, operating procedures, and the rules that govern amateur radio.

Key point: The Technician license gives you powerful communication tools. This guide helps you understand how to use them safely and effectively.
Main Study Navigation:
Ham Radio License Study Master Page

T0 Safety

Safety is the foundation of amateur radio. These lessons cover electrical hazards, antenna safety, RF exposure, grounding, lightning protection, and safe station practices.

T1 Commission’s Rules

These lessons explain the FCC rules that govern amateur radio, including licensing, permitted uses, station identification, control operators, and prohibited transmissions.

T2 Operating Procedures

Learn how to make contacts, use repeaters, handle emergency traffic, operate on nets, and follow proper on-air etiquette.

T3 Radio Wave Propagation

These lessons explain how radio waves travel, including line-of-sight, reflection, refraction, skip, and other propagation effects.

T4 Amateur Radio Practices

These lessons cover station setup, microphone techniques, power supplies, grounding, operating controls, and common station tools.

T5 Electrical Principles

Learn the basics of voltage, current, resistance, power, capacitance, inductance, Ohm’s Law, and simple circuit calculations.

T6 Electronic and Electrical Components

These lessons introduce resistors, capacitors, inductors, diodes, transistors, integrated circuits, schematic symbols, and component functions.

T7 Practical Circuits

These lessons explain station equipment, transmitters, receivers, interference, troubleshooting, test instruments, and soldering.

T8 Signals and Emissions

Learn about modulation, bandwidth, satellites, digital modes, APRS, radio direction finding, and non-voice communications.

T9 Antennas and Feed Lines

These lessons explain antenna types, polarization, coaxial cable, feed lines, SWR, matching, and how antennas affect station performance.

Return to the master study page: Ham Radio License Study Guide
Or go to the General Licesne Study Guild:
General License Study Guide →
📊 Track your progress: Go to your Study Dashboard

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