Figure 4-25.--A. Power supply. B. Mk 19 voltage regulator.

Figure 4-25.--A. Power supply. B. Mk 19 voltage regulator.

components connected to the ship's 400-Hz power

the control cabinet also includes an isolation

mains, thus eliminating line-to-ground ptentials in the

transformer, a ventilating fan, and a spare am-

gyro circuits from the ship's 400-Hz system.

plifier.

The ventilating fan is located above the isolation

The isolation transformer is located immediately

transformer and provides ventilation for the interior of

below the top of the rear portion of the control cabinet

the cabinet.

and isolates the compass system from the rest of the

4-20