| Callsign | KJ7JCF |
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2019-09-23 |
| Effective Date | 2019-09-23 |
| Expire Date | 2029-09-23 |
| Cancel Date | 2020-02-11 |
| Last Action Date | 2020-02-11 |
| End Date | 2020-02-11 |
| Available Date | 2022-02-12 |
| Applicant Type | B - Amateur Club |
| Entity Name | Yellow Jacket Contest Club |
| Street Address / Locality | 117 E Louisa St 261 Seattle, WA 981023203 |
| County | King County |
| Zip Location | 47°38'13.7"N 122°19'18.8"W |
| Maidenhead | CN87up |
| FRN | 0028833184 |
| Licensee ID/SGIN | L02293998 / 000 |
| Licensee Class | |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 7 / 7 / WA |
| Prev Callsign / Prev Class | |
| Next Callsign | N4SZ |
| Trustee Callsign / Trustee Name | KN8U YANG, ZHENHAO |
| Vanity Type | |
| ULS File Number | 0008812243 |
| Phonetic weight / Morse weight | 14 / 86 |