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Boost Guage Accuracy

In message <E0xx9Uk-0001p9-00@iglou.com> "Douglas Hurst Quebbeman" writes:

> The ECU measures the boost using the pressure transducer which
> is mounted on the ECU analog board, right? And the ECU samples
> this and then writes some value to the boost guage.

The factory microfiche for the ur-quattro (WR engine) specifically states
that the green-dash gauge is unsuitable for accurate boost measurement.  

 Phil Payne
 Committee Member, UK Audi [ur-]quattro Owners Club