I have, perhaps, one tip to suggest. I have been using a Quattro for about three months since I gave up on my first trial appliance, an Opus nasal pillow device that didn't work for me without a chin strap, and was then intermittently unreliable. Since switching to the Quattro I have had very good r...

BONEHEAD ALERT How embarrassing! I unplugged the wrong wall-wart, the one that supplies a lamp on my nightstand. The power supply provided with the Respironics machine is indeed a variable voltage input unit that I can use traveling. It has a 12 V 5 A output to a standard connector. It can be easily...

I have been using a new CPAP machine from Philips Respironics for 28 nights. It is designated as "REMstar Pro C-Flex +". Last night the machine exhibited cranky behavior, so today I have been trying to determine the cause of the problem, and I have been exploring the machine and its manual more thor...