| Callsign | AD7RM |
|---|---|
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2014-01-29 |
| Effective Date | 2014-01-29 |
| Expire Date | 2024-04-26 |
| Cancel Date | 2026-04-28 |
| Last Action Date | 2026-04-28 |
| End Date | 2024-04-26 |
| Available Date | 2026-05-29 |
| Applicant Type | I - Individual |
| Entity Name | Kowtun, Walter |
| Street Address / Locality | 3233 W Abraham Ln Phoenix, AZ 85027 |
| County | Maricopa County |
| Zip Location | 33°40'47.1"N 112°05'33.1"W |
| Maidenhead | DM33wq |
| FRN | 0003498623 |
| Licensee ID/SGIN | L00257194 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 2x2 |
| ULS/Geo Region | 7 / 7 / AZ |
| Prev Callsign / Prev Class | WA2GWW A - Advanced |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0006122969 |
| Phonetic weight / Morse weight | 10 / 54 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2007-12-27 | LIISS - License Issued |
| 2007-12-27 | SYSGRT - New Systematic Call Sign Assigned |
| 2014-01-29 | LIREN - License Renewed |
| 2026-04-28 | LIEXP - License Expired |