| Callsign | KD0MHE |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2020-06-13 |
| Effective Date | 2025-06-24 |
| Expire Date | 2030-06-29 |
| Cancel Date | |
| Last Action Date | 2025-06-24 |
| End Date | 2030-06-29 |
| Available Date | 2032-06-30 |
| Applicant Type | I - Individual |
| Entity Name | Heyderhoff, William J |
| Street Address / Locality | 4803 Copper Cir St Paul, MN 55129 |
| County | Washington County |
| Zip Location | 44°53'00.5"N 92°53'34.0"W |
| Maidenhead | EN34nv |
| FRN | 0019904887 |
| Licensee ID/SGIN | L01578853 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 0 / 0 / MN |
| Prev Callsign / Prev Class | T - Technician |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0011622299 |
| Phonetic weight / Morse weight | 11 / 68 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2010-06-29 | SYSGRT - New Systematic Call Sign Assigned |
| 2010-06-29 | LIISS - License Issued |
| 2020-02-11 | LIAUA - Administrative Update Applied |
| 2020-06-13 | LIREN - License Renewed |
| 2025-06-24 | LIMOD - License Modified |