I bought a Z1 about a year ago for travel use. Positives: - TSA doesn't ask for it to be removed from security - I don't think they know what it is compared to the more traditional CPAP machines. - It is small Negatives: - My at home machine works better than this one does...used to an auto-PAP at h...

I am curious what pressures produce the louder noise. I can function at 8.5. Would that make the darth vadar noise? My regular pressure is 11. When I got the unit though, it was set by the factory at 8 (for some reason my prescription didn't get it set before I received it). I thought both settings...

I assume you use the ramp feature? That should help, my Transcend is reasonably quiet until the pressure ramps up. If (when) I wake up in the middle of the night, more often than not I'll hit the ramp button when using the Transcend. Even with the noise, it beats dragging along a full size CPAP for...

Thanks for the feedback... I would agree that the solution probably isn't "clever," but will probably be what I have to do too. Most of my travel is when I'm on business - so alone anyway.

Hello All, FIrst time poster - just found the forum and it looks interesting... I just bought a Z1 CPAP to use as a travel unit. I tried it at home, and it is considerably louder than what I'm used to. I also didn't realize the differences between an Auto-PAP and a CPAP (my main machine is an APAP I...