| Callsign | W4EF |
|---|---|
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-10-20 |
| Effective Date | 2026-10-20 |
| Expire Date | 2036-11-04 |
| Cancel Date | |
| Last Action Date | 2026-10-20 |
| End Date | 2036-11-04 |
| Available Date | 2038-11-05 |
| Applicant Type | I - Individual |
| Entity Name | TOPE, MICHAEL C |
| Street Address / Locality | 11018 Cardamine Drive Tujunga, CA 91042 |
| County | Los Angeles County |
| Zip Location | 34°19'21.4"N 118°14'15.3"W |
| Maidenhead | DM04vh |
| FRN | 0003971751 |
| Licensee ID/SGIN | L00282223 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 1x2 |
| ULS/Geo Region | 4 / 6 / CA |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | 0007375724 |
| Phonetic weight / Morse weight | 8 / 42 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2003-01-07 | LIAUA - Administrative Update Applied |
| 2006-09-26 | LIREN - License Renewed |
| 2016-08-12 | LIREN - License Renewed |
| 2026-10-20 | LIREN - License Renewed |