More UEGO stuff

[Raymond C Drouillard]

Well... I guess if your goal is to use extra parts, it makes sense. 
Truthfully, though, I can't think of any advantage to doing it that way. 
I'm not into Rube Goldberg devices.

Ray


On Wed, 03 Feb 1999 06:48:47 -0600 Steve Gorkowski <kb4mxo at mwt.net>
writes:
>They are probably using a digital control loop ( read the voltage with
adc,
>set the current with dac ). Regulating heater wattage also. Just another
way
>of controlling this sensor. When you have lots of margin dollars in the
>product and a team working on it full time it would make sense .
>
>Steve
>
>Raymond C Drouillard wrote:
>
>> On Tue, 2 Feb 1999 16:37:48 +1100 "Ross Myers" 
><ponty at axis.jeack.com.au>
>> writes:
>> >
>> >
>> >>Hi all,
>> >>        I checked out the motec site (autronics also sell one) but
these
>> >>are too expensive for me .That is why I was hoping one could be
built (even
>> >>as a kit) at a fraction of the cost.Motecs unit is just right with
the
>> >>screen and sensor.
>> >>Some of us race people are on tight budgets!
>> >>PAUL
>> >
>> >
>> >I know what you are saying Paul, but my point was if they felt the
need for
>> >a 32bit micro to run the thing something must be tricky.
>> >
>> >Regards
>> >
>> >Ross Myers
>>
>> Either that, or they want you to believe that it's tricky and pay the
>> $$$$.  Even if there is a pressure and thermal sensor, it wouldn't
take
>> much processing power to calculate a true lambda reading from all of
>> that.  Even if they are doing data logging...
>>
>> Ray
>>
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