Marc,
    Most of the time you are right, that using unshielded
wire will not make a difference.    The problem comes
into play if there is a source of electrical noise like a plug
wire or a high frequence source is near by.
                                                 Eric

mark drillock wrote:

> I doubt that it makes much difference as long as the center conductor is
> stranded. Almost half the O2 wire run on a vanagon is unshielded anyway.
> The frequency of the signal is in the 1 hertz range. People often hook
> up 15 feet of unshielded cable to connect a monitor or O2 led display on
> Vanagons. List member Ken Lewis makes and sells one that mounts in the
> unused switch hole in the instrument cluster.
>
> Mark
>
> Joe wrote:
>
>> Hello List,
>>
>> Looking for a source or if anyone knows the type coax used for the o2
>> sensor. TIA
>>
>> Joe Beckham
>> Joe@willywaw.com
>>
>>
>>
>>
>