ham_general_qs: 58
This data as json
| id | question | class | subelement | group_index | group_number | answer | answer_a | answer_b | answer_c | answer_d | help_link |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 58 | Which mode is most commonly used for voice communications on frequencies of 14 MHz or higher? | G | 2 | A | 01 | A | A. Upper sideband | B. Lower sideband | C. Suppressed sideband | D. Double sideband |