Which of the following is NOT a common type of radio disruption?

Emotional disruption is not considered a common type of radio disruption. In the realm of radio communications, disruptions typically stem from external or mechanical factors rather than emotional states or feelings.

Personal disruption refers to interferences that may arise from human actions, such as operator errors or unintentional transmissions, which directly impact radio communication. Mechanical disruption includes issues like equipment malfunctions or failures, which can hinder the functionality of radio devices. Environmental disruption involves external conditions such as weather, terrain, or physical obstructions that can affect the clarity and range of radio signals.

Emotional disruption does not fit within the context of radio communications as it pertains to the mental state of individuals, which does not have a direct impact on the technical aspects of radio functioning. Therefore, identifying emotional disruption as not being a common type of radio disruption is accurate, as it is disconnected from the essential considerations of radio technology and communication.