Flowscan transducers use infra red sensing of the rotor speed so are not
susceptible to magnetic interference. Some transducers use magnetic
sensing and can be affected by the Rotax alternator.
Graham
Mike Parkin wrote:
>
> Paul,
I don't know whether EIs sensors are rebadged
> Flowscan ones or not but they seem to operate on the same principle.
> The important thing is that they are FAA approved with an STC and some
> 55 different types on the Approved Model List. More importantly for
> British Europa builders the FP5L is approved by the PFA.
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