| Callsign | KB9TLX |
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2008-07-02 |
| Effective Date | 2018-02-02 |
| Expire Date | 2018-09-30 |
| Cancel Date | 2020-10-01 |
| Last Action Date | 2020-10-01 |
| End Date | 2018-09-30 |
| Available Date | 2020-11-01 |
| Applicant Type | I - Individual |
| Entity Name | BUTLER SR, JOHN E |
| Street Address / Locality | 909 30th St. Bettendorf, IA 52722 |
| County | Scott County |
| Zip Location | 41°34'12.6"N 90°28'12.4"W |
| Maidenhead | EN41sn |
| FRN | 0004704813 |
| Licensee ID/SGIN | L00341235 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 9 / 0 / IA |
| Prev Callsign / Prev Class | WB0AZY P - Technician Plus |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0003492733 |
| Phonetic weight / Morse weight | 12 / 76 |