| Callsign | AD0IO |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2025-04-02 |
| Effective Date | 2025-04-02 |
| Expire Date | 2035-04-02 |
| Cancel Date | |
| Last Action Date | 2025-04-02 |
| End Date | 2035-04-02 |
| Available Date | 2037-04-03 |
| Applicant Type | I - Individual |
| Entity Name | DONALDSON, RONALD J |
| Street Address / Locality | 1888 SILVERHEELS DR LARKSPUR, CO 80118 |
| County | Douglas County |
| Zip Location | 39°11'32.8"N 104°54'19.0"W |
| Maidenhead | DM79ne |
| FRN | 0023481831 |
| Licensee ID/SGIN | L01852486 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 2x2 |
| ULS/Geo Region | 0 / 0 / CO |
| Prev Callsign / Prev Class | KD0ZQI G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | |
| Phonetic weight / Morse weight | 11 / 60 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2014-05-02 | LIISS - License Issued |
| 2014-05-02 | SYSGRT - New Systematic Call Sign Assigned |
| 2025-04-02 | LIREN - License Renewed |