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Lesson2 Comprehensive Practice Exercise
Lesson 2. Calculate Antenna Length
Radio Wave Propagation and Antennas
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5.
A 3
MHz
sky-wave signal at night--
a.
has a longer range.
b.
has a shorter range.
c.
has
same
range as the daytime signal.
d.
uses the F2 layer.
Turn to page 170 to check your answers.
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