| Callsign | K1EFX |
|---|---|
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-03-24 |
| Effective Date | 2026-03-24 |
| Expire Date | 2036-05-26 |
| Cancel Date | |
| Last Action Date | 2026-03-24 |
| End Date | 2036-05-26 |
| Available Date | 2038-05-27 |
| Applicant Type | I - Individual |
| Entity Name | Macpherson, David E |
| Street Address / Locality | PO Box 2 Clear Lake, IA 50428 |
| County | Cerro Gordo County |
| Zip Location | 43°08'26.7"N 93°23'46.9"W |
| Maidenhead | EN33hd |
| FRN | 0014790125 |
| Licensee ID/SGIN | L01128285 / 000 |
| Licensee Class | G - General |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 1 / 0 / IA |
| Prev Callsign / Prev Class | KI4OUN T - Technician |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | 0011940907 |
| Phonetic weight / Morse weight | 9 / 62 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2006-05-09 | LIISS - License Issued |
| 2006-05-09 | VANGRT - Vanity Call Sign Assigned |
| 2007-08-07 | LIAUA - Administrative Update Applied |
| 2007-12-19 | LIAUA - Administrative Update Applied |
| 2010-07-31 | LIAUA - Administrative Update Applied |
| 2010-08-10 | LIAUA - Administrative Update Applied |
| 2010-08-10 | LIAUA - Administrative Update Applied |
| 2011-03-10 | LIAUA - Administrative Update Applied |
| 2011-06-07 | LIAUA - Administrative Update Applied |
| 2014-08-02 | LIAUA - Administrative Update Applied |
| 2016-05-26 | LIREN - License Renewed |
| 2024-03-14 | LIAUA - Administrative Update Applied |
| 2025-04-14 | LIMOD - License Modified |
| 2026-03-24 | LIREN - License Renewed |