DIY-WB & Dataq 194?

[bcroe at juno.com]

The WB 02 sensor doesn't directly drive the  output 
circuit/data logger.  The DIY-WB does.

Bruce Roe

On Fri, 8 Mar 2002 21:28:11 -0600 "md4etal" <md4etal at netzero.net> writes:
> You need to be at least 1 Megaohm impedance or else the 02 
> sensor will become a current source, and it doesn't do that.
> 
> Mike D.
> ----- Original Message -----
> From: "Brian Renegar" <thomas.renegar at nist.gov>
> To: <diy_efi at diy-efi.org>
> Sent: Thursday, March 07, 2002 1:15 PM
> Subject: DIY-WB & Dataq 194?
> 
> 
> > I will be using a Dataq 194 starter kit to log the DIY-WB
> > (http://www.dataq.com/products/startkit/di194.htm).  I called 
> Dataq today,
> > and asked them about the input impedance of the device.  The guy 
> said it was only around 10K.  Is this sufficient for the DIY-WB?  

----- End of forwarded message from owner-diy_efi at diy-efi.org -----
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