| Callsign | KM4YSF |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2026-10-20 |
| Effective Date | 2026-10-20 |
| Expire Date | 2036-11-02 |
| Cancel Date | |
| Last Action Date | 2026-10-20 |
| End Date | 2036-11-02 |
| Available Date | 2038-11-03 |
| Applicant Type | I - Individual |
| Entity Name | Yildirir, Eren |
| Street Address / Locality | 13203 Astoria Hill Ct, Apt N Germantown, MD 20874 |
| County | Montgomery County |
| Zip Location | 39°07'59.0"N 77°18'06.6"W |
| Maidenhead | FM19id |
| FRN | 0025982976 |
| Licensee ID/SGIN | L02061306 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 3 / MD |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0007532697 |
| Phonetic weight / Morse weight | 12 / 72 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2016-11-02 | SYSGRT - New Systematic Call Sign Assigned |
| 2016-11-02 | LIISS - License Issued |
| 2020-09-03 | LIAUA - Administrative Update Applied |
| 2022-01-26 | LIAUA - Administrative Update Applied |
| 2026-10-20 | LIREN - License Renewed |