[V8] servotronic connection on 90 V8?

[DasWolfen at aol.com]

In a message dated 10/13/04 6:50:00 PM Eastern Daylight Time, 
Steven.Buchholz at kla-tencor.com writes:

> If you look at the signal getting passed from the speedo you will find
> that it is actually a pulsed waveform ... so, no, a rheostat providing a
> variable voltage will not set the boost level ... that is really a
> bummer ... your idea would have been pretty cool.  

 The speed signal to the controller is a pulsed waveform but the control 
signal to the rack isn't. The key to setting the servotronic manually is to 
determine how the valve is controlled and then installing your setting device 
between the stock controller and the rack.