The written record of station operation required by FCC rules is called what?

The correct answer is the station log, which is a crucial document for broadcast stations operating under FCC regulations. The station log serves as a formal and detailed account of daily operations, including significant events, technical issues, and programming changes. It's essential for compliance with FCC rules, as it provides a historical record that can be referenced by both the station and regulatory bodies to ensure that the station is adhering to legal and operational standards.

Additionally, the station log is often used during inspections or audits by the FCC to verify that the station is maintaining proper records of its activities. This documentation can include information about equipment malfunctions, frequency changes, emergency situations, and any public service announcements that were broadcast. The requirement for a station log underscores the importance of accountability and transparency in broadcasting, ensuring that all operations are conducted within the scope of regulatory compliance.

While other options like broadcast record, transmission report, and operation manual may contain relevant information or operate in different contexts, they do not fulfill the specific FCC requirement for a written record that the station log does. Each of these alternatives might refer to different aspects of station operation or documentation but do not replace the legal necessity of maintaining an accurate and comprehensive station log.