Marine Radio Operator Permit: Element 1

1. A Select J3E mode for proper SITOR operations.
2. B Select F1B mode or J2B mode, depending on the equipment manufacturer.
3. C Select J3E mode for proper voice operations.
4. D Select F1B/J2B modes or J3E mode, depending on whether FEC or ARQ is preferred.

Tip: press A-D to answer