| . | Boom mikes must be used below__________. |
 |
FL230. |
 |
18,000 feet, if operative. |
 |
FL180. |
 |
10,000 ft. |
757/767/ Limitations Review
| . | Boom mikes must be used below__________. |
|
FL230. |
|
18,000 feet, if operative. |
|
FL180. |
|
10,000 ft. |