Which circuit breaker panel controls front and rear avionics buses in the front cockpit?

The correct answer relates to the overall power distribution system of the T-6B aircraft, specifically concerning how avionics power is managed. Both the battery bus circuit breaker panel and the generator bus circuit panels play significant roles in providing electrical power to the avionics systems, including those located in the front and rear cockpits.

The battery bus circuit breaker panel is responsible for distributing power from the battery to essential components, including avionics, when the engine is not running. Conversely, once the engine is started and the generator is operational, the generator bus circuit should be utilized to power avionics and other systems. Therefore, both circuit breaker panels are integral in managing the electrical power supply to the avionics buses.

This combination ensures that avionics have a reliable power source regardless of whether the aircraft is in a grounded state or in flight, leveraging the battery for initial power and the generator for sustained operational power. This redundancy and power management capability are critical for the effective operation of avionics systems.