Hello once again! Here is Lesson 11 of the Technician Class Exam Course. In this lesson we cover the T3B questions from the exam question pool concentrating on Radio and Electromagnetic Wave Properties. There is a good amount of memorization for this section. I have broken down what I think might be tricky to remember here to help focus your memorization skills.
The speed of light = 300,000,000 meters per second
Wavelength (meters)=300/frequency in MHz
Frequency limits of the HF Spectrum 3-30MHz; VHF Spectrum 30-300 MHz; and UHF Spectrum 300-3000 MHz.
If you have any questions, comments, or suggestions please leave them in the comments box. Until lesson 12...
In terms of HF/VHF/UHF, think in terms of units of 3...
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30-300 - VHF
300-3000-UHF