Near the very end of September 2011 I purchased an Alesis IO Dock, an audio interface promising to fulfill all my needs for iPad-based live music performance. In fact, 95% of the reason I purchased an iPad2 was due to the release of this highly-anticipated new product. Shortly after my new IO Dock & iPad arrived, iOS5 was released, so I updated--a decision I regret ever since. Little did I know that the IO Dock is not at all compatible with iOS5 on the iPad2, a fact that likely surprised even Alesis.
The problem is simple enough to explain. When using a music application (e.g. Garageband) on an iOS5 iPad2, a cacophonous hiss will enter the audio stream during use. It often