| Callsign | AD0DU |
|---|---|
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2013-04-29 |
| Effective Date | 2013-04-29 |
| Expire Date | 2023-04-29 |
| Cancel Date | 2025-04-30 |
| Last Action Date | 2025-04-30 |
| End Date | 2023-04-29 |
| Available Date | 2025-05-31 |
| Applicant Type | I - Individual |
| Entity Name | Schafer, Scott R |
| Street Address / Locality | 3480 Colorado Ave Apt D9 Boulder, CO 80303 |
| County | Boulder County |
| Zip Location | 39°58'23.6"N 105°12'33.4"W |
| Maidenhead | DM79jx |
| FRN | 0022656656 |
| Licensee ID/SGIN | L01784711 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 2x2 |
| ULS/Geo Region | 0 / 0 / CO |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0005758213 |
| Phonetic weight / Morse weight | 11 / 60 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2013-04-29 | SYSGRT - New Systematic Call Sign Assigned |
| 2013-04-29 | LIISS - License Issued |
| 2025-04-30 | LIEXP - License Expired |