Îles-de-la-Madeleine Airport(YGR) Navaids Info: Grindstone/NDB
| filename: | Grindstone_NDB_CA |
| ident: | GR |
| Name: | Grindstone |
| type: | NDB |
| frequency (khz): | 370 |
| latitude: | 47.3750000000000000 |
| longitude: | -61.9071998596191400 |
| elevation: | 0 |
| iso country: | CA |
| dme frequency (khz): | 0 |
| dme channel: | |
| dme latitude: | 0.0000000000000000 |
| dme longitude: | 0.0000000000000000 |
| dme elevation: | 0 |
| slaved variation: | 0 |
| mangentic variation: | -20.18 |
| usage type: | LO |
| power: | LOW |
| associated airport: | CYGR |