| Callsign | W9BKO |
|---|---|
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-03-04 |
| Effective Date | 2026-03-04 |
| Expire Date | 2036-04-25 |
| Cancel Date | |
| Last Action Date | 2026-03-04 |
| End Date | 2036-04-25 |
| Available Date | 2038-04-26 |
| Applicant Type | I - Individual |
| Entity Name | Weilemann, Christopher E |
| Street Address / Locality | 421 Braemar Ave Naperville, IL 60563 |
| County | DuPage County |
| Zip Location | 41°47'24.5"N 88°12'13.8"W |
| Maidenhead | EN51vs |
| FRN | 0014301154 |
| Licensee ID/SGIN | L01086609 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 9 / 9 / IL |
| Prev Callsign / Prev Class | KC9IMT G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | 0011926414 |
| Phonetic weight / Morse weight | 10 / 70 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2006-04-25 | LIISS - License Issued |
| 2006-04-25 | VANGRT - Vanity Call Sign Assigned |
| 2006-05-31 | LIMOD - License Modified |
| 2007-05-17 | LIAUA - Administrative Update Applied |
| 2011-03-08 | LIAUA - Administrative Update Applied |
| 2011-05-25 | LIAUA - Administrative Update Applied |
| 2015-03-03 | LIAUA - Administrative Update Applied |
| 2016-01-28 | LIREN - License Renewed |
| 2025-08-06 | LIAUA - Administrative Update Applied |
| 2026-03-04 | LIREN - License Renewed |