| Callsign | KM4ZRV |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2026-09-30 |
| Effective Date | 2026-09-30 |
| Expire Date | 2036-12-16 |
| Cancel Date | |
| Last Action Date | 2026-09-30 |
| End Date | 2036-12-16 |
| Available Date | 2038-12-17 |
| Applicant Type | I - Individual |
| Entity Name | Muller, David J |
| Street Address / Locality | 118 N Oakland St Arlington, VA 22203 |
| County | Arlington County |
| Zip Location | 38°52'25.4"N 77°07'02.2"W |
| Maidenhead | FM18ku |
| FRN | 0026115824 |
| Licensee ID/SGIN | L02070416 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / VA |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0007594727 |
| Phonetic weight / Morse weight | 12 / 72 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2016-12-16 | SYSGRT - New Systematic Call Sign Assigned |
| 2016-12-16 | LIISS - License Issued |
| 2018-03-06 | LIAUA - Administrative Update Applied |
| 2026-09-30 | LIREN - License Renewed |