| Callsign | K3DOS |
|---|---|
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2025-03-13 |
| Effective Date | 2025-03-13 |
| Expire Date | 2035-04-15 |
| Cancel Date | |
| Last Action Date | 2025-03-13 |
| End Date | 2035-04-15 |
| Available Date | 2037-04-16 |
| Applicant Type | I - Individual |
| Entity Name | Shapiro, David O |
| Street Address / Locality | 1521 ARBUTUS AVENUE HALETHORPE, MD 21227 |
| County | Baltimore County |
| Zip Location | 39°14'23.9"N 76°40'46.0"W |
| Maidenhead | FM19pf |
| FRN | 0012869053 |
| Licensee ID/SGIN | L00982750 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 3 / 3 / MD |
| Prev Callsign / Prev Class | KB3LYY G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | 0011482278 |
| Phonetic weight / Morse weight | 10 / 60 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2005-04-15 | LIISS - License Issued |
| 2005-04-15 | VANGRT - Vanity Call Sign Assigned |
| 2005-05-10 | LIAUA - Administrative Update Applied |
| 2005-12-08 | LIMOD - License Modified |
| 2015-02-13 | LIREN - License Renewed |
| 2018-04-03 | LIAUA - Administrative Update Applied |
| 2025-03-13 | LIREN - License Renewed |