| Callsign | KC3YPA |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2024-03-06 |
| Effective Date | 2026-02-20 |
| Expire Date | 2034-03-06 |
| Cancel Date | 2026-06-30 |
| Last Action Date | 2026-06-30 |
| End Date | 2026-06-30 |
| Available Date | 2028-07-01 |
| Applicant Type | I - Individual |
| Entity Name | Grumbine, John D |
| Street Address / Locality | 134 Hoodridge Dr Pittsburgh, PA 15228 |
| County | Allegheny County |
| Zip Location | 40°22'14.4"N 80°02'38.9"W |
| Maidenhead | EN90xi |
| FRN | 0034834523 |
| Licensee ID/SGIN | L02751445 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 3 / 3 / PA |
| Prev Callsign / Prev Class | G - General |
| Next Callsign | KM3I |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0011916785 |
| Phonetic weight / Morse weight | 11 / 80 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2024-03-06 | SYSGRT - New Systematic Call Sign Assigned |
| 2024-03-06 | LIISS - License Issued |
| 2025-03-04 | LIMOD - License Modified |
| 2026-02-20 | LIMOD - License Modified |
| 2026-06-30 | LICAN - License Canceled |
FCC comments
| 2026-06-30 | Issued vanity call sign. |