| Callsign | N3ZSX |
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 1997-07-19 |
| Effective Date | 1997-07-19 |
| Expire Date | 2007-07-19 |
| Cancel Date | 2009-07-21 |
| Last Action Date | 2009-07-21 |
| End Date | 2007-07-19 |
| Available Date | 2009-08-21 |
| Applicant Type | I - Individual |
| Entity Name | MADHUSUDAN, BOMMASAMUDRAM |
| Street Address / Locality | 8704 36TH AVE COLLEGE PARK, MD 20740 |
| County | Prince George's County |
| Zip Location | 39°00'09.9"N 76°55'54.2"W |
| Maidenhead | FM19ma |
| FRN | |
| Licensee ID/SGIN | / 000 |
| Licensee Class | T - Technician |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 3 / 3 / MD |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 9707198983 |
| Phonetic weight / Morse weight | 11 / 60 |