finish the whle entire pokedex
pokeradar is only at Pokemon pearl , diamond and platinum.
You can't without the Pokeradar.
You cannot get a Pokeradar in Pok_mon White, nor can you get one in Pok_mon Black. You can only get a Pokeradar in Pok_mon Diamond, Pearl, and Platinum
eterna forest with pokeradar
Route 211 West with Pokeradar.
route 210 with pokeradar
vally windworks with pokeradar
Routes 209 and 210 with the pokeradar.
Use PokeRadar on Route 201
Nidorina: roue 211 (use pokeradar) Nidorino: route 221 (use pokeradar)
The Pokeradar is an item that you get in Pokemon Platinum. You get it from Professor Oak after completing the Shinoh Pokedex.
You have to use the PokeRadar on Route 205