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Safety

RF exposure, grounding, electrical hazards, tower safety, and practical station safety rules.

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Representative Questions

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T0B04

Which of the following is an important safety precaution to observe when putting up an antenna tower?

T0B · 2022-2026 Question Pool · T0 - Safety
E0A05

What hazard is created by operating at microwave frequencies?

E0A · FCC Part 97.13
G0B06

Which of the following is covered by the National Electrical Code?

G0B · National Electrical Code
T0A09

What should be done to all external ground rods or earth connections?

T0A · 2022-2026 Question Pool · T0 - Safety
T0B09

Why should you avoid attaching an antenna to a utility pole?

T0B · 2022-2026 Question Pool · T0 - Safety
E0A01

What is the primary function of an external earth connection or ground rod?

E0A · FCC Part 97.13
E0A02

When evaluating RF exposure levels from your station at a neighbor’s home, what must you do?

E0A · FCC Part 97.13
E0A03

Over what range of frequencies are the FCC human body RF exposure limits most restrictive?

E0A · FCC Part 97.13
E0A04

When evaluating a site with multiple transmitters operating at the same time, the operators and licensees of which transmitters are responsible for mitigating over-exposure situations?

E0A · FCC Part 97.13
E0A06

Why are there separate electric (E) and magnetic (H) MPE limits at frequencies below 300 MHz?

E0A · FCC Part 97.13
E0A08

What does SAR measure?

E0A · FCC Part 97.13
E0A09

Which of the following types of equipment are exempt from RF exposure evaluations?

E0A · FCC Part 97.13
E0A10

When must an RF exposure evaluation be performed on an amateur station operating on 80 meters?

E0A · FCC Part 97.13
E0A12

Where should a shock-absorbing lanyard be attached to a tower when working above ground?

E0A · FCC Part 97.13
G0A01

What is one way that RF energy can affect human body tissue?

G0A · FCC Part 97.13
G0A02

Which of the following is used to determine RF exposure from a transmitted signal?

G0A · FCC Part 97.13
G0A03

How can you determine that your station complies with FCC RF exposure regulations?

G0A · FCC Part 97.13, FCC OET Bulletin 65
G0A04

What does “time averaging” mean when evaluating RF radiation exposure?

G0A · FCC Part 97.13, FCC OET Bulletin 65