Circuits: $9 Solenoid: $free (junkyard) ECU Based boost control: Pricele$$
Adjustable boost level via ZEM Adjustable duty cycle via potentiometer Adjustable gain via potentiometer With about $5 worth of additional circuits and another solenoid, it wont be hard to integrate dual-solenoid control with bias adjustment. Dress her up with a little bit of plastic and an LCD screen for pressure readout and this little puppy will be complete. More to come.... 

[ ashspecz.com ] [ agpowers@bellsouth.net ] Enthusiasts soon understand each other. --W. Irving. Are you an enthusiast? If you are out to describe the truth, leave elegance to the tailor. Albert Einstein
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