In Ecruteak City.
Go to the house in the middle of the gym and the Pokemon Center. Talk to the character standing at the table and answer yes to his questions. He'll give you the Dowsing MCHN.
In Pokémon Red, Blue and Yellow you can find it in Silph Co and the Pokemon Mansion. In Pokémon Gold, Silver and Cristal you can find it in Kanto at Route 12 and 13. In Pokémon Ruby, Sapphire and Emerald you can find it at Route 119, 123 and 124. In Pokémon FireRed and LeafGreen you can find it in Rocket Hideout, Silph Co, Silph Co and the Pokemon Mansion. In Pokémon Diamond and Pearl you can find it at Route 209, 213 (With Dowsing Machine), 217 (With Dowsing Machine), 228 (With Dowsing Machine), Snowpoint Temple (With Dowsing Machine), Victory Road, Stark Mountain (With Dowsing Machine). In Pokémon Platinum you can find it at Route 209, 211 (With Dowsing Machine), 213 (With Dowsing Machine), 217 (With Dowsing Machine), 228 (With Dowsing Machine), Fuego Ironworks, Veilstone City (With Dowsing Machine), Victory Road, Stark Mountain (With Dowsing Machine). In Pokémon SoulSilver and HeartGold you can find it in Johto in the Union Cave (With Dowsing MCHN), Whirl Islands, Mt. Silver and Dragon's Den and in Kanto at Route 12, 13 (With Dowsing MCHN), Digglets Cave (With Dowsing MCHN). In Pokémon PokéWalker you can find it at the Treehouse (4500+ steps) In Pokémon Black and White you can find it at Route 18 (With Dowsing Machine), Victory Road and Village Bridge. In Pokémon Black 2 and White 2 you can find it at Route 2, 3, Driftveil City, Route 22, 23, Reversal Mountain (With Dowsing Machine), Seaside Cave.
well you go to the item take a step back then face the item then press the A button (no offence but whoever put this question is dumb as hell)
In pokemon soul silver you get the item finder (dowsing mchn) in Ecruteak city. An ace trainer will give it to you. He is in the house on the left of the pokemon center and right of the gym. Hope this helped.
Diglett's cave. Sold at 4800. Priced at 9600. Use DOWSING MCHN
Well, I used my Dowsing MCHN and found 3 rare candies in Anville Town. Also, you can go to the Battle Subway, earn BP points, and buy rare candies.
At Seafoam islands. Use dowsing MCHN
You can find a rare candy in heartgold in... Johto: Route 34, Violet City, Ecruteak City (With Dowsing MCHN), Olivine City (With Dowsing MCHN), Radio Tower (Earn 25 Points at Buena's Password), Mt. Mortar (With Dowsing MCHN), Mt. Mortar, Tin Tower, Whirl Islands (With Dowsing MCHN), Whirl Islands (With Dowsing MCHN), Mt. Silver (With Dowsing MCHN), Shining Lighthouse Kanto: Route 27, Route 28 (With Dowsing MCHN), Vermillion City (Fan Club President), Cinnabar Island (With Dowsing MCHN), Indigo Plateau (With Dowsing MCHN), Cerulean Cave (With Dowsing MCHN), Victory Road Shop: Johto: Battle Frontier, Pokeathlon Dome Pokéwalker: Sinnoh Field (5000+ Steps), Sightseeing (5000+ Steps) . I think that's everything.
Max Revives: Route 44, Ruins of Alph, Radio Tower (Goldenrod Loterry Ptize), Mt. Mortar (On ground and Dowsing MCHN), Tin Tower, Dark Cave (Dowsing MCHN), Whirl Islands, Mt. Silver (Dowsing MCHN), Lake of Rage, Pewter City (Dowsing MCHN), Diglett's Cave (Dowsing MCHN), Mt. Moon (Dowsing MCHN), Cerlean Cave (On ground and Dowsing MCHN), Seafoam Islands (Dowsing MCHN), and Victory Road (On ground and Dowsing MCHN).Rare Candy: Route 34, Violet City, Ecruteak City (Dowsing MCHN), Olivine City (Dowsing MCHN), Radio Tower (Earn 25 Points), Mt. Mortar (On ground and Dowsing MCHN), Tin Tower, Whirl Islands (Dowsing MCHN), Mt. Silver (Dowsing MCHN), Shining Lighthouse, Route 27, Route 28 (Dowsing MCHN), Vermilion City (Fan Club President), Cinnabar Island (Dowsing MCHN), Indigo Plateau (Dowsing MCHN), Cerulean Cave (Dowsing MCHN), and Victory Road.
In Pokemon Black, the Dowsing Machine is automatic. When an item is in range, it will point in that direction.
Finds Hidden Items On The Ground.
You can get them using the dowsing MCHN on the Pokewalker or you have a chance of getting them by using Rock Smash on any rock (You can get red, blue, green and yellow shards this way as well as heart scales, revives, max ethers, and fossils).
Go to the most southern house in Ecruteak City and talk to the man inside it to get the itemfinder. of Dowsing MCHN as it is called in this game.
In Ecruteak city in the house right of the Pokemon gym
You get it on Route 20, east of Cinnabar Island in the water, you will need the Dowsing MCHN which you get from Ecruteak City by talking to a trainer inside of a house.
In Pokémon Red, Blue and Yellow you can find it in Silph Co and the Pokemon Mansion. In Pokémon Gold, Silver and Cristal you can find it in Kanto at Route 12 and 13. In Pokémon Ruby, Sapphire and Emerald you can find it at Route 119, 123 and 124. In Pokémon FireRed and LeafGreen you can find it in Rocket Hideout, Silph Co, Silph Co and the Pokemon Mansion. In Pokémon Diamond and Pearl you can find it at Route 209, 213 (With Dowsing Machine), 217 (With Dowsing Machine), 228 (With Dowsing Machine), Snowpoint Temple (With Dowsing Machine), Victory Road, Stark Mountain (With Dowsing Machine). In Pokémon Platinum you can find it at Route 209, 211 (With Dowsing Machine), 213 (With Dowsing Machine), 217 (With Dowsing Machine), 228 (With Dowsing Machine), Fuego Ironworks, Veilstone City (With Dowsing Machine), Victory Road, Stark Mountain (With Dowsing Machine). In Pokémon SoulSilver and HeartGold you can find it in Johto in the Union Cave (With Dowsing MCHN), Whirl Islands, Mt. Silver and Dragon's Den and in Kanto at Route 12, 13 (With Dowsing MCHN), Digglets Cave (With Dowsing MCHN). In Pokémon PokéWalker you can find it at the Treehouse (4500+ steps) In Pokémon Black and White you can find it at Route 18 (With Dowsing Machine), Victory Road and Village Bridge. In Pokémon Black 2 and White 2 you can find it at Route 2, 3, Driftveil City, Route 22, 23, Reversal Mountain (With Dowsing Machine), Seaside Cave.
You can find them in many ways , for example : - Use Pokemon with Pick Up abbility - Catch wild Luvidisc(50% chance) Route 27(Swarm) - Use Dowsing MCHN -Pokewalker Dowsing MCHN: Quiet Cave, Beautiful Beach, Warm Beach, Stormy Beach If you want more visit "psypokes.com" or "serebii.net"
well you go to the item take a step back then face the item then press the A button (no offence but whoever put this question is dumb as hell)