Full list of all 66 Ambient Channels achievements.
The base game contains 36 achievements, and there is 1 DLC pack containing 30 achievements.
Achievement for finding the first secret item in Abandoned Town, Farmhouse
Achievement for finding the second secret item in Abandoned Town, Farmhouse
Achievement for finding the third secret item in Abandoned Town, Farmhouse
Achievement for finding all 3 secret items in Abandoned Town, Farmhouse
Achievement for finding the second secret item in Terror Forest, Hell House
Achievement for finding the third secret item in Terror Forest, Hell House
Achievement for finding the second secret item in Dreamscapes, Graveyard
Achievement for finding the third secret item in Dreamscapes, Graveyard
Achievement for finding all secret items in Modern Style, Marina Apartments
Achievement for finding the first secret item in Modern Style, Marina Apartments
Achievement for finding the second secret item in Modern Style, Marina Apartments
Achievement for finding the second secret item in Phreakerz, Black Room
Achievement for finding the second secret item in Desolate Space, Contaminated Vessel
Achievement for finding the third secret item in Desolate Space, Contaminated Vessel
Achievement for finding the third secret item in Phreakerz, Black Room
Achievement for finding the second secret item in Dreamscapes, Fantasy Camp
Achievement for finding the third secret item in Dreamscapes, Fantasy Camp
Achievement for completing the Dreamscapes Fantasy Camp Magic Items Chapter
Achievement for completing the Dreamscapes Fantasy Camp - Camp Staples Chapter
Achievement for completing the Dreamscapes Graveyard - Pumpkin Hunt Chapter
Achievement for finding the first secret item in Desolate Space, Contaminated Vessel
Achievement for finding all 3 secret items in Contaminated Vessel
Acheivement for completing the Abandoned Town - Farmhouse, Abandoned Farmhouse Chapter
Achievement for finding all 3 secret items in Terror Forest, Hell House
Achievement for finding the first secret item in Terror Forest, Hell House
Achievement for finding all 3 secret items in Phreakerz, Black Room
Achievement for finding the first secret item in Phreakerz, Black Room
Achievement for finding all 3 secret items in Dreamscapes, Graveyard
Achievement for finding the first secret item in Dreamscapes, Graveyard
Achievement for finding all secret items in Dreamscapes, Fantasy Camp
Achievement for finding the first secret item in Dreamscapes, Fantasy Camp
Achievement for finding all secret items in Lost Metro, Underground Parking
Achievement for finding the first secret item in Lost Metro, Underground Parking
Achievement for finding the second secret item in Lost Metro, Underground Parking
Achievement for finding the third secret item in Lost Metro, Underground Parking
Achievement for finding the first secret item in American Retro, Cozy Café After Hours
Achievement for finding the third secret item in American Retro, Cozy Café After Hours
Achievement for finding the fourth secret item in American Retro, Cozy Café After Hours
Achievement for finding the fifth secret item in American Retro, Cozy Café After Hours
Achievement for finding the seventh secret item in American Retro, Cozy Café After Hours
Achievement for finding the eigth secret item in American Retro, Cozy Café After Hours
Achievement for finding the ninth secret item in American Retro, Cozy Café After Hours
Achievement for finding all secret items in American Retro, Cozy Café After Hours
Achievement for finding the third secret item in Nature of Seasons, Winter Mountains
Achievement for finding the second secret item in American Retro, Cozy Café After Hours
Achievement for finding the sixth secret item in American Retro, Cozy Café After Hours
Achievement for finding the second secret item in Downtown, Parkland Condos
Achievement for finding all secret items in Downtown, Parkland Condos
Achievement for finding the forth secret item in Downtown, Parkland Condos
Achievement for finding the first secret item in Downtown, Parkland Condos
Achievement for finding the third secret item in Downtown, Parkland Condos
Achievement for finding the fifth secret item in Downtown, Parkland Condos
Achievement for finding the sixth secret item in Downtown, Parkland Condos
Achievement for finding the seventh secret item in Downtown, Parkland Condos
Achievement for finding the eigth secret item in Downtown, Parkland Condos
Achievement for finding the ninth secret item in Downtown, Parkland Condos
Achievement for finding the first secret item in Dreamscapes, Christmas in Victoria
Achievement for finding the third secret item in Dreamscapes, Christmas in Victoria
Achievement for finding the first secret item in Nature of Seasons, Winter Mountains
Achievement for finding the second secret item in Nature of Seasons, Winter Mountains
Achievement for finding all secret items in Nature of Seasons, Winter Mountains
Achievement for completing the Scattered Achient Items chapter in Nature Of Seasons, Winter Mountains
Achievement for finding the second secret item in Dreamscapes, Christmas in Victoria
Achievement for finding all secret items in Dreamscapes, Christmas in Victoria
Achievement for completing the Present Hunt chapter in Dreamscapes, Christmas in Victoria