| Callsign | KC0UFN |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2015-01-13 |
| Effective Date | 2019-02-19 |
| Expire Date | 2025-04-04 |
| Cancel Date | 2019-03-09 |
| Last Action Date | 2019-03-09 |
| End Date | 2019-03-09 |
| Available Date | 2021-03-10 |
| Applicant Type | I - Individual |
| Entity Name | Ringer, Mark E |
| Street Address / Locality | 695 Manhattan Dr. #109 Boulder, CO 80303 |
| County | Boulder County |
| Zip Location | 39°58'23.6"N 105°12'33.4"W |
| Maidenhead | DM79jx |
| FRN | 0013235551 |
| Licensee ID/SGIN | L01000084 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 0 / 0 / CO |
| Prev Callsign / Prev Class | T - Technician |
| Next Callsign | AB0NE |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0008532395 |
| Phonetic weight / Morse weight | 14 / 78 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2005-04-04 | SYSGRT - New Systematic Call Sign Assigned |
| 2005-04-04 | LIISS - License Issued |
| 2015-01-13 | LIREN - License Renewed |
| 2019-02-01 | LIAUA - Administrative Update Applied |
| 2019-02-19 | LIMOD - License Modified |
| 2019-03-09 | LICAN - License Canceled |
FCC comments
| 2019-03-09 | Issued vanity call sign. |