| Callsign | KI4AWU |
|---|---|
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2013-06-18 |
| Effective Date | 2013-06-18 |
| Expire Date | 2023-06-18 |
| Cancel Date | 2025-06-19 |
| Last Action Date | 2025-06-19 |
| End Date | 2023-06-18 |
| Available Date | 2025-07-20 |
| Applicant Type | I - Individual |
| Entity Name | Chen, Yanpei |
| Street Address / Locality | 718 Old San Francisco Rd #344 Sunnyvale, CA 94086 |
| County | Santa Clara County |
| Zip Location | 37°22'17.9"N 122°01'23.2"W |
| Maidenhead | CM87xi |
| FRN | 0008999708 |
| Licensee ID/SGIN | L00701979 / 000 |
| Licensee Class | T - Technician |
| 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 | 0001407097 |
| Phonetic weight / Morse weight | 14 / 62 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2003-06-17 | LIISS - License Issued |
| 2003-08-05 | LIAUA - Administrative Update Applied |
| 2013-06-18 | LIREN - License Renewed |
| 2025-06-19 | LIEXP - License Expired |