On Thu, 4 Dec 1997, Steven J Tucker wrote:

> How might I interface a vaccum system to a pic?   Does anyone make
>  sensors that can be used to detect various levels of vaccum, like
>  some automotive sensors do?
Check out Motorola.  I am using their 2.5 Bar MAP sensor.  This sensor
goes up to 22 psi for Turbocharged applications.
>
> My goal is to replace some extinct vaccum switches and sensors in my
>  old chevy to make the system more configurable, and controllable, like some
>  of the really expensive performance carb systems do.
 Motorola has a wide range of sensors.

-Dave Celsnak