[Diy_efi] RE: Fixed frequency PWM batch mode FI

Ron Schroeder rjs at bnl.gov
Tue Aug 27 14:19:23 GMT 2002


Sorry Les,

I thought you were using a MAP.  MAF effectivly includes at least first
order RPM.  With MAF (which I prefer not to use) your biggest problems with
fixed frequency is dynamic range for light loads and idle and uneven A/F
with beat frequencies.

Ron Schroeder
WD8CDH
day 631 344-4561
nite 631 286-5677

----- Original Message -----
From: "Les Dittert" <lesd at earthlink.net>
To: <diy_efi at diy-efi.org>
Sent: Monday, August 26, 2002 8:28 PM
Subject: [Diy_efi] RE: Fixed frequency PWM batch mode FI


> I'm deriving my calculations from a MAF.
> Tell me why I need RPM to calculate fuel?
> Thanks,
> -Les


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