| Callsign | KR4KTV |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2026-03-19 |
| Effective Date | 2026-06-15 |
| Expire Date | 2036-03-19 |
| Cancel Date | 2026-06-15 |
| Last Action Date | 2026-06-15 |
| End Date | 2026-06-15 |
| Available Date | 2028-06-16 |
| Applicant Type | I - Individual |
| Entity Name | Liu, Chunhai |
| Street Address / Locality | 19895 Dean Dr Boca Raton, FL 334345406 |
| County | Palm Beach County |
| Zip Location | 26°22'59.4"N 80°10'03.7"W |
| Maidenhead | EL96vj |
| FRN | 0038016473 |
| Licensee ID/SGIN | L03023402 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | G - General |
| Next Callsign | NA4CT |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0012080054 |
| Phonetic weight / Morse weight | 13 / 66 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2026-03-19 | SYSGRT - New Systematic Call Sign Assigned |
| 2026-03-19 | LIISS - License Issued |
| 2026-06-15 | LICAN - License Canceled |
FCC comments
| 2026-06-15 | Issued new systematic call sign. |