I think you have to use the coil connection, which the CC uses to
disengage when it sees a rapid increase in rpm, for this reason...

Edward

> Mike Collum wrote:
>
>> ... I opted for the wire to the coil ...
>> The only difference that I can see is my speed signal is RPM dependent.
>>  If I have to downshift it kicks the cruise control out whereas magnets
>> would see no difference in axle speed.
>>
>> If I have to downshift, I don't need the cruise control engaged anyway.
>
>
> Indeed, if one had a manual tranny and was using the magnets it would be
> *vital* to disengage the CC before depressing the clutch... otherwise
> the magnets would detect a slight decrease in axle speed and increase
> throttle -- then detect no increase in axle and increase throttle more,
> etc -- quickly over-revving the engine.
>
> That is the major disadvantage of the magnets with a manual tranny.  In
> practice not much of a problem as one is seldom downshifting in an
> environment where CC might be used.  When say approaching a stop, simply
> braking before de-clutching (the normal thing to do) disengages the CC.
>
> Geo H
>
>
>
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