Radio Ready: GROL License Practice Quiz Game for Aviation Techs

GROL & AET Fundamentals Practice Quiz

1. 1. Which device converts alternating current (AC) to direct current (DC)?
      Oscilloscope
      Inductor
      Transformer
      Rectifier

1. 1. Match the term to its definition:
      

      –Select–CapacitorConductorInsulator	Prevents the passage of electricity
      –Select–CapacitorConductorInsulator	Stores energy in an electrostatic field
      –Select–CapacitorConductorInsulator	Easily permits the movement of electrons

1. 1. True or False: The GROL license is required by the FCC for anyone operating and repairing certain radio equipment in aviation.
      True
      False

1. 1. Fill in the blank: The unit of electrical opposition to the flow of current is the _______.
      

1. 1. Which color represents the digit “2” in the resistor color code?
      –Select–RedGreenBlueOrange

1. 1. Which of the following is a core topic on the FCC GROL Element 1 exam?
      Aircraft Aerodynamics
      Radio Rules & Regulations
      Airframe Structures
      Environmental Systems

1. Drag and drop (by filling blanks):
   Ohm’s Law states that ______ equals voltage divided by resistance.
   

Why the GROL License Matters in Aviation Maintenance Careers

The FCC General Radiotelephone Operator License (GROL) is a pivotal credential for aviation electronics technicians and avionics professionals. This certification, mandated for those who adjust, maintain, or repair radios on aircraft, is often a prerequisite for employment across commercial, military, and government aviation sectors (register for GROL). The rigorous nature of the GROL exam reflects the high standards required to ensure safety, regulatory compliance, and technical excellence in the aviation industry.

Obtaining the GROL license not only signals foundational competence in radio law, operating practices, and technical electronics, but also enhances job prospects and earning potential. According to current labor data, certified avionics technicians consistently command higher median salaries and have access to specialized roles unavailable to non-certified peers (aviation job opportunities). Moreover, for veterans and transitioning military personnel, the GROL offers a streamlined path to translate military communications experience into recognized civilian credentials—a crucial bridge in today’s competitive job market.

The significance of the GROL is further underscored by its integration into advanced training and endorsement pathways, including NCATT AET and FAA A&P certification (see all courses). As technology advances and regulatory requirements grow more complex, the GROL remains essential for those seeking to thrive in aviation electronics, ensuring both professional credibility and operational safety.

Answer Key

1. Rectifier. A rectifier converts AC to DC, essential for powering electronic systems.
2. Insulator = Prevents electricity; Capacitor = Stores energy; Conductor = Permits movement of electrons.
   Matching these terms is critical for understanding basic electrical components in avionics.
3. True. FCC regulations require the GROL license for technicians operating or repairing certain aircraft radio equipment, making it a legal necessity.
4. Ohm. The ohm is the standard unit for electrical resistance, foundational to circuit calculations.
5. Red. In the resistor color code, red represents the digit “2”—vital knowledge for identifying component values in the field.
6. Radio Rules & Regulations. GROL Element 1 covers FCC radio laws, practices, and regulations, critical for safe and legal operations.
7. Current. Ohm’s Law: Current (I) = Voltage (V) / Resistance (R), the cornerstone of all circuit analysis.