| Callsign | W6DTW |
|---|---|
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-06-10 |
| Effective Date | 2026-06-10 |
| Expire Date | 2036-08-29 |
| Cancel Date | |
| Last Action Date | 2026-06-10 |
| End Date | 2036-08-29 |
| Available Date | 2038-08-30 |
| Applicant Type | I - Individual |
| Entity Name | Witkowski, David T |
| Street Address / Locality | 514 Santa Marguarita Dr. Aptos, CA 950034814 |
| County | Santa Cruz County |
| Zip Location | 37°00'24.1"N 121°52'41.5"W |
| Maidenhead | CM97ba |
| FRN | 0015361561 |
| Licensee ID/SGIN | L01179490 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 6 / 6 / CA |
| Prev Callsign / Prev Class | KI6FAR G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | 0003620453 |
| Phonetic weight / Morse weight | 9 / 54 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2006-08-29 | LIISS - License Issued |
| 2006-08-29 | VANGRT - Vanity Call Sign Assigned |
| 2007-04-16 | LIMOD - License Modified |
| 2008-03-06 | LIAUA - Administrative Update Applied |
| 2008-10-24 | LIMOD - License Modified |
| 2008-11-29 | LIAUA - Administrative Update Applied |
| 2010-01-07 | LIAUA - Administrative Update Applied |
| 2016-06-03 | LIREN - License Renewed |
| 2020-07-14 | LIAUA - Administrative Update Applied |
| 2026-06-10 | LIREN - License Renewed |