| Callsign | KO4ZSR |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2022-04-15 |
| Effective Date | 2025-02-11 |
| Expire Date | 2032-04-15 |
| Cancel Date | |
| Last Action Date | 2025-02-11 |
| End Date | 2032-04-15 |
| Available Date | 2034-04-16 |
| Applicant Type | I - Individual |
| Entity Name | Gridler, James D |
| Street Address / Locality | 108 Cattle Trl Kempner, TX 76539 |
| County | Lampasas County |
| Zip Location | 31°05'44.1"N 98°01'38.8"W |
| Maidenhead | EM01xc |
| FRN | 0032223760 |
| Licensee ID/SGIN | L02545479 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 5 / TX |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0010003731 |
| Phonetic weight / Morse weight | 14 / 72 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2022-04-15 | SYSGRT - New Systematic Call Sign Assigned |
| 2022-04-15 | LIISS - License Issued |
| 2025-02-11 | LIAUA - Administrative Update Applied |