Radio Amateur Quiz Canadian License

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Question A-007-009-006

Which of the following is a major advantage of waveguide over coaxial cable for use at microwave frequencies?

Correct Answer

Very low losses

Explanation

At microwave frequencies (especially above several GHz), waveguides generally exhibit much lower attenuation (signal loss) per unit length compared to coaxial cables, making them preferred for long runs or high power.

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