| Callsign | N4XRR |
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2000-01-07 |
| Effective Date | 2000-01-07 |
| Expire Date | 2010-01-07 |
| Cancel Date | 2012-01-10 |
| Last Action Date | 2012-01-10 |
| End Date | 2010-01-07 |
| Available Date | 2012-02-10 |
| Applicant Type | I - Individual |
| Entity Name | DAY, CALVIN W |
| Street Address / Locality | 3047 WESTSIDE DR #7 CHATTANOOGA, TN 37404 |
| County | Hamilton County |
| Zip Location | 35°01'40.5"N 85°16'25.2"W |
| Maidenhead | EM75ia |
| FRN | 0002623452 |
| Licensee ID/SGIN | L00191163 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 4 / 4 / TN |
| Prev Callsign / Prev Class | KC4LAQ P - Technician Plus |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 9400302607 |
| Phonetic weight / Morse weight | 13 / 56 |