ZW3RS
| Country: | Brazil |
| Callsign details: | Brazil, Rio Grande do Sul (RS), Special or Contest Station |
| CQ: | 11 |
| ITU: | 15 |
| Latitude: | -30.05 |
| Longitude: | -51.18 |
| UTC offset: | 3 |
| Continent: | SA |
| Country: | Brazil |
| Callsign details: | Brazil, Rio Grande do Sul (RS), Special or Contest Station |
| CQ: | 11 |
| ITU: | 15 |
| Latitude: | -30.05 |
| Longitude: | -51.18 |
| UTC offset: | 3 |
| Continent: | SA |