| Callsign | KC3FDX |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2025-06-17 |
| Effective Date | 2025-06-17 |
| Expire Date | 2035-06-22 |
| Cancel Date | |
| Last Action Date | 2025-06-17 |
| End Date | 2035-06-22 |
| Available Date | 2037-06-23 |
| Applicant Type | I - Individual |
| Entity Name | Grutzmacher, Mark A |
| Street Address / Locality | 743 Faraday Pl NE Washington, DC 20017 |
| County | District of Columbia |
| Zip Location | 38°56'18.5"N 76°59'35.4"W |
| Maidenhead | FM18mw |
| FRN | 0006652184 |
| Licensee ID/SGIN | L00479045 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 3 / 3 / DC |
| Prev Callsign / Prev Class | T - Technician |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0008209459 |
| Phonetic weight / Morse weight | 11 / 78 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2015-06-22 | SYSGRT - New Systematic Call Sign Assigned |
| 2015-06-22 | LIISS - License Issued |
| 2018-05-14 | LIMOD - License Modified |
| 2025-06-17 | LIREN - License Renewed |