I've been dosing for about 3-4 days now, and yes I've tried the same doses twice. I'm just not getting anything. And while I'm listening to the dose, I'm not focusing on focusing... That thought might pop into my head once every 10 minutes or so, but for the most part, my mind is more clear than I'v...

The doses do give me headaches, though... If that can count as an effect.... :/ Edit: I also have perfect hearing, as well. I'm an audio technician, and I have to be able to hear very well in order to master songs and such... My hearing hasn't been worn down either, I'm 16. I can still hear that &qu...

Is it possible I'm immune? I mean... I get extremely mild effects from i-doser... But they're the same for each dose. All I get is a few minutes of random/disturbing images flashing through my mind while I'm listening to the dose. But that happens to me anyways. Maybe I-Doser just isn't for me... I'...

I hear two sine wavforms, each one playing at a slightly difference frequency... And there's a noise waveform playing in the center.
The two tones sort of create a wave beat... Like it goes "woooOOOOOooooWOOOOoooooWOOOOOooooo" is that what you mean when you say 'beat'?

How about a dose that is specifically designed for making your brain more susceptible to the other doses?
Sort of a brain excersize?