| Callsign | N9DYO |
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2024-12-27 |
| Effective Date | 2026-10-07 |
| Expire Date | 2035-02-15 |
| Cancel Date | |
| Last Action Date | 2026-10-07 |
| End Date | 2035-02-15 |
| Available Date | 2037-02-16 |
| Applicant Type | I - Individual |
| Entity Name | DIEDERICHSEN JR, HERBERT E |
| Street Address / Locality | 271 Bear Story Ct. Greenfield, IN 46140 |
| County | Hancock County |
| Zip Location | 39°48'07.1"N 85°46'19.5"W |
| Maidenhead | EM79ct |
| FRN | 0004864633 |
| Licensee ID/SGIN | L00334398 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 9 / 9 / IN |
| Prev Callsign / Prev Class | A - Advanced |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0011377495 |
| Phonetic weight / Morse weight | 11 / 68 |