Radar Endorsement
A Radar Endorsement is a license issued by the FCC granting the holder authority to repair, maintain, or internally adjust marine radar equipment. The radar endorsement is not a standalone license, it is only valid when attached to one of the following: GROL, GMDSS Maintainer, GMDSS Operator/Maintainer, T1, or T2.
A Radar Endorsement grants the licensee authority to repair, maintain, or internally adjust marine radar equipment.
Radar Endorsement Exam
The radar endorsement is contained in FCC test element 8 and is commonly taken at the same time as the GROL, or GMDSS Maintainer Exam.
Radar Endorsement Exam Element 8
Element 8 contains questions about radar theory and practice applicable to the proper installation, servicing, and maintenance of ship radar equipment.
- Marine Radar Systems
- Power, Range, Pulse Width, PRR and PRF
- Radar Circuits
- Radar Transmitting Systems
- Magnetrons
- Pulse Forming Networks Modulation
- TR - ATR, Circulators, Directional Couplers
- Timer - Trigger - Synchronizer Circuits
- Receiving Systems
- Mixers, Oscillators
- Amplifiers
- Detectors - Video Amplifiers
- Automatic Frequency Control - AFC
- Sea Clutter, STC and other Interference Issues
- Displays and Control Systems
- Timing Circuits
- Fixed Range Markers
- Variable Range Markers
- EBL, Azimuth and True Bearing
- Antenna Systems
- Transmission Lines
- Antenna to Display Interface
- Waveguides
- Installation, Maintenance and Repair
- Safety
For more information on the GMDSS Operator license, visit the FCC page here.
