- Explain the principles and foundations of electricity on which the operation of the electronic systems of sports and recreational boats is based. - Explain the fundamentals of wave motion, radiotelephone procedures, as well as the main related nautical concepts, and interpret the regulations applicable to maritime radio communications. - Explain the most relevant functions, laws and rules of electronics, digital techniques, and their effects, applicable to the electronic systems of sports and recreational boats. - Apply techniques for locating and diagnosing breakdowns and dysfunctions in the electronic systems (navigation, instrumentation and positioning, comfort and leisure, communication, rescue and maritime safety) of sports and recreational vessels, identifying the causes that originate them, using established equipment and means, and relating different repair alternatives. - Establish criteria for the organization of maintenance and installation operations of electronic systems (navigation, instrumentation and positioning, leisure and comfort and communication, rescue and maritime safety) of sports and recreational vessels, establishing the sequence of the operations to be carried out and the means necessary for this based on the techniques and procedures to be applied. - Establish criteria for supervising the maintenance operations of the electronic navigation systems, instrumentation and positioning of sports and recreational vessels, establishing the sequence of the operations to be carried out and the means necessary for this based on the techniques and procedures to be applied. - Establish supervision criteria for the maintenance operations of the electronic comfort and leisure systems of sports and recreational boats, establishing the sequence of the operations to be carried out and the means necessary for this based on the techniques and procedures to be applied. - Establish criteria for supervision of the maintenance operations of electronic communication, rescue and maritime safety systems of sports and recreational vessels, establishing the sequence of the operations to be carried out and the means necessary for this based on the techniques and procedures to be applied. - Establish supervision criteria for the installation operations of new equipment or elements in the electronic systems (navigation, instrumentation and positioning, leisure and comfort and communication, rescue and maritime safety) of sports and recreational vessels, establishing the sequence of the operations to be carried out and the means necessary for this based on the techniques and procedures to be applied.