| Callsign | KJ7DWX |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2019-02-14 |
| Effective Date | 2026-07-20 |
| Expire Date | 2029-02-14 |
| Cancel Date | 2026-07-20 |
| Last Action Date | 2026-07-20 |
| End Date | 2026-07-20 |
| Available Date | 2028-07-21 |
| Applicant Type | I - Individual |
| Entity Name | BUMKE, ROBERT A |
| Street Address / Locality | PO Box 982 Choteau, MT 59422 |
| County | Teton County |
| Zip Location | 47°48'50.2"N 112°28'25.7"W |
| Maidenhead | DN37st |
| FRN | 0028190130 |
| Licensee ID/SGIN | L02243665 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 7 / 7 / MT |
| Prev Callsign / Prev Class | G - General |
| Next Callsign | AJ7LK |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0012119965 |
| Phonetic weight / Morse weight | 13 / 80 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2019-02-14 | SYSGRT - New Systematic Call Sign Assigned |
| 2019-02-14 | LIISS - License Issued |
| 2022-06-01 | LIAUA - Administrative Update Applied |
| 2026-07-20 | LICAN - License Canceled |
FCC comments
| 2026-07-20 | Issued new systematic call sign. |