Egor Testing

Daniel and Laura Burk ws6transam at earthlink.net
Fri Jun 1 01:24:22 GMT 2001


David,

There is a shop here in Michigan that can build the boards fairly cheaply if we
order in quantity. They have great quality and 100% test each & every board.
Setup fee is typically $200, Tooling is typically $200, and board fee is
typically $5 to $15 each. I once got a complex four-layer board (with 60 SMC
parts incl. micro, memory, and heaps of analog stuff) made for $15 per panel of
three, and $400 in setup & tooling fees, when ordered in a quantity of 110
panels. Once you get the Protel Gerbers together, why not let me give them a
crack at quoting it?

"Fair Go,"

--Daniel Burk

David Chambers wrote:

> I would be able to produce some prototype PCB's as well. I am going to be
> sending in a panel of protypes for work within the next week or so and could
> easiliy add a couple of EGOR boards on at no cost as we pay for the full
> panel regardless of how much we use. The problem may be that I am in
> Australia and the sensors are a bit hard to get. Although I could easiliy
> slip a board in an envelope and send it to the states. The other question I
> have is has anyone made any corrections or additions to the original zipped
> up details that Bruce released? Maybe someone who has built a working unit
> could update the schematic and I could then produce a protel circuit and
> PCB.
> David
> >
> > > >
> > > > >
> > > > > For my probe I used a chunk of muffler tubing 18" long 1.5 diameter.
> > > > Then
> > > > > used some spark plug non-foulers, and trimmed off the threaded end.
> > > > Then
> > > > > a piece of 1x.125x10" steel strap iron, and put a little Z in
> > > the end of
> > > > it,
> > > > > just enough of a kink so the tubing would go inside the actual
> muffler
> > > > > tubing, and the strap peice on the outside.   Weld the fouler piece
> > > about
> > > > 6"
> > > > > from one end, and then the strap iron piece.   Use a large
> > > radiator hose
> > > > > clamp to keep it inserted.
> > > > >    It's passed some high speed tests, even the EFI POWWOW curb test
> > > > (inside
> > > > > joke).
> > > > > Bruce
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > > Its a pretty crummy day in Chicago, but I went out
> > > > > > and looked for the best place to screw in the probe
> > > > > > on my new EGOR box.  None of my cars seemed
> > > > > > suitable at the exhaust manifold without some mods,
> > > > > > so I pulled out some pictures of a tailpipe probe from
> > > > > > last June.  I guess the quickest way is to make "one
> > > > > > of those".  I don't have it done yet, but the weekend
> > > > > > isn't over.  The VCR can take care of the 500 for me.
> > > > > >
> > > > > > There is proving in to do, but I hope that won't involve
> > > > > > major changes.  The whole thing including a 40 LED
> > > > > > display, free air calibration switch, and Rcal probe
> > > > > > compensation circuit is about 4" by 5 1/2".
> > > > > >
> > > > > > I would eventually like to have a few more of these,
> > > > > > and maybe without all this hand wiring again.  I
> > > > > > wonder who might want to crank out a circuit board
> > > > > > when there is a proved in version, it looks like 4 layers
> > > > > > to me.  With resistors on end and dips, size should be
> > > > > > about the same.
> > > > > >
> > > > > > More later, hopefully very soon.  Bruce Roe
> > > > >
>
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