| Callsign | KF0TTL |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2025-04-01 |
| Effective Date | 2025-04-01 |
| Expire Date | 2035-04-01 |
| Cancel Date | 2025-04-19 |
| Last Action Date | 2025-04-19 |
| End Date | 2025-04-19 |
| Available Date | 2027-04-20 |
| Applicant Type | I - Individual |
| Entity Name | Yuen, David H |
| Street Address / Locality | 12503 Mount Belford Way Peyton, CO 80831 |
| County | El Paso County |
| Zip Location | 38°59'39.3"N 104°29'26.5"W |
| Maidenhead | DM78sx |
| FRN | 0036589497 |
| Licensee ID/SGIN | L02896566 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 0 / 0 / CO |
| Prev Callsign / Prev Class | |
| Next Callsign | K0DHY |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | |
| Phonetic weight / Morse weight | 12 / 70 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2025-04-01 | SYSGRT - New Systematic Call Sign Assigned |
| 2025-04-01 | LIISS - License Issued |
| 2025-04-19 | LICAN - License Canceled |
FCC comments
| 2025-04-19 | Issued vanity call sign. |