Quote: (Originally Posted by
paulraymaekers)

I know some people dive the rEvo with an 0.0030 orifice, and an IP of 14.5 bar... so this keeps giving oxigen up to 135/140 m... paul
Hi Paul,
Do you know what 1st stages people are using? I thought that the DS4 spring goes solid around 13 bar.
Cheers
Rich