| Callsign | KJ7LDX |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2019-12-10 |
| Effective Date | 2025-02-11 |
| Expire Date | 2029-12-10 |
| Cancel Date | |
| Last Action Date | 2025-02-11 |
| End Date | 2029-12-10 |
| Available Date | 2031-12-11 |
| Applicant Type | I - Individual |
| Entity Name | Mao, Zhenyu |
| Street Address / Locality | PO Box 135, PO Box 610634 San Jose, CA 95161 |
| County | Santa Clara |
| Zip Location | 37°23'21.8"N 121°53'12.5"W |
| Maidenhead | CM97bj |
| FRN | 0028881076 |
| Licensee ID/SGIN | L02299339 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 7 / 6 / CA |
| Prev Callsign / Prev Class | T - Technician |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0009902852 |
| Phonetic weight / Morse weight | 13 / 80 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2019-12-10 | SYSGRT - New Systematic Call Sign Assigned |
| 2019-12-10 | LIISS - License Issued |
| 2020-09-01 | LIAUA - Administrative Update Applied |
| 2022-02-07 | LIMOD - License Modified |
| 2022-02-16 | LIAUA - Administrative Update Applied |
| 2025-02-11 | LIAUA - Administrative Update Applied |