| Callsign | WB4CKM |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2025-08-19 |
| Effective Date | 2025-08-19 |
| Expire Date | 2035-09-18 |
| Cancel Date | |
| Last Action Date | 2025-08-19 |
| End Date | 2035-09-18 |
| Available Date | 2037-09-19 |
| Applicant Type | I - Individual |
| Entity Name | SENTZ, DONALD R |
| Street Address / Locality | 1239 17TH STEET HERMOSA BEACH, CA 90254 |
| County | Los Angeles County |
| Zip Location | 33°51'51.3"N 118°23'57.5"W |
| Maidenhead | DM03tu |
| FRN | 0024766669 |
| Licensee ID/SGIN | L01958194 / 000 |
| Licensee Class | A - Advanced |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 6 / CA |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 9509180321 |
| Phonetic weight / Morse weight | 11 / 74 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2005-07-12 | LTSFRN |
| 2005-07-29 | LIREN - License Renewed |
| 2015-07-21 | ESUFNR |
| 2015-08-04 | LIREN - License Renewed |
| 2025-08-19 | LIREN - License Renewed |