| Callsign | KC1AYR |
|---|---|
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2013-12-20 |
| Effective Date | 2015-06-09 |
| Expire Date | 2024-03-05 |
| Cancel Date | 2026-03-06 |
| Last Action Date | 2026-03-06 |
| End Date | 2024-03-05 |
| Available Date | 2026-04-06 |
| Applicant Type | I - Individual |
| Entity Name | Mueller, Matthew S |
| Street Address / Locality | 11 Laurel Rd Chestnut Hill, MA 02467 |
| County | Norfolk County |
| Zip Location | 42°18'51.6"N 71°09'10.0"W |
| Maidenhead | FN42kh |
| FRN | 0023223274 |
| Licensee ID/SGIN | L01831657 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 1 / 1 / MA |
| Prev Callsign / Prev Class | T - Technician |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0006834226 |
| Phonetic weight / Morse weight | 12 / 80 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2013-12-20 | SYSGRT - New Systematic Call Sign Assigned |
| 2013-12-20 | LIISS - License Issued |
| 2015-06-09 | LIMOD - License Modified |
| 2026-03-06 | LIEXP - License Expired |