| Callsign | W1SDN |
|---|---|
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2025-09-03 |
| Effective Date | 2025-09-03 |
| Expire Date | 2035-11-17 |
| Cancel Date | |
| Last Action Date | 2025-09-03 |
| End Date | 2035-11-17 |
| Available Date | 2037-11-18 |
| Applicant Type | I - Individual |
| Entity Name | Donovan, Sean P |
| Street Address / Locality | 3703 Jenifer St NW Washington, DC 200151805 |
| County | District of Columbia |
| Zip Location | 38°58'00.8"N 77°03'30.0"W |
| Maidenhead | FM18lx |
| FRN | 0022948707 |
| Licensee ID/SGIN | L01810772 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 1 / 3 / DC |
| Prev Callsign / Prev Class | KK4TPU G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 11 / 58 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2015-11-17 | LIISS - License Issued |
| 2015-11-17 | VANGRT - Vanity Call Sign Assigned |
| 2017-08-26 | LIAUA - Administrative Update Applied |
| 2019-05-21 | LIAUA - Administrative Update Applied |
| 2025-09-03 | LIREN - License Renewed |