Exhaust Gas Analysers ?

[ARTHUR OKUN]

You wrote: 
>
>Something slightly off the topic to waste some bandwidth....
>
>I am in the market ( depending on price :-)) for Exhaust gas analyser
>that is capable of giving readings for CO, O2, HC and NOx.
>
>I am after people's opinions in regard to brands, quality and
>pricing. Names of distributors or manufacturers would also be
>appreciated.
>
>
>Thanks,
>
>Angus
>
>angus at rdt.monash.edu.au
>
>P.S.  As I'm from Australia, English is my second language.
>Please excuse any grammatical errors. :-).
>
you mean american english .