| Callsign | K3OSO |
|---|---|
| Radio Service | HV - Vanity |
| License Status | C - Canceled |
| Grant Date | 2009-05-05 |
| Effective Date | 2010-11-20 |
| Expire Date | 2019-05-05 |
| Cancel Date | 2011-02-01 |
| Last Action Date | 2011-02-01 |
| End Date | 2011-02-01 |
| Available Date | 2013-02-02 |
| Applicant Type | I - Individual |
| Entity Name | Grachev, Aleksey |
| Street Address / Locality | PO Box 351703 Westminster, CO 80035 |
| County | Adams |
| Zip Location | 39°50'12.1"N 105°02'13.9"W |
| Maidenhead | DM79lu |
| FRN | 0018686162 |
| Licensee ID/SGIN | L01482416 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 3 / 0 / CO |
| Prev Callsign / Prev Class | KD0HHE G - General |
| Next Callsign | AF0E |
| Trustee Callsign / Trustee Name | |
| Vanity Type | A - Former Holder |
| ULS File Number | 0004501336 |
| Phonetic weight / Morse weight | 10 / 64 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2009-05-05 | LIISS - License Issued |
| 2009-05-05 | VANGRT - Vanity Call Sign Assigned |
| 2009-05-07 | LIAUA - Administrative Update Applied |
| 2009-06-12 | LIMOD - License Modified |
| 2010-11-18 | LIMOD - License Modified |
| 2010-11-20 | LIAUA - Administrative Update Applied |
| 2011-02-01 | LICAN - License Canceled |
FCC comments
| 2011-02-01 | Issued vanity call sign. |