Hi Chris,
Could you share with us some of the readings from your B?
Bob
On Fri, 13 Feb 1998 13:25:53 -0500 Chris Delling <saschris@flash.net>
writes:
>Hello All-
>
>Thought I would share a new toy that is just the ticket for anyone
>interested in gauging vehicle performance. My wife presented it to me
>as a
>gift for our anniversary yesterday, and it's fun.
>
>It's called the G-Force, and it's made by Tesla Electronics. It is a
>small
>performance "computer" which will monitor 0-60 time, 1/4 mile E.T. and
>Trap
>Speed, 60-0 braking, and with a bit more work, cornering forces, and
>rear
>wheel H.P (sorta a reach on that last one)
>
>The device mounts on the inside of your windsheild, like a radar
>detector.
>It utilizes an accelerometer and a DSP. Acceleration is monitored,
>and
>integrated over time. The update rate is every 2.5 milliseconds, and
>based
>on the "instananeous" acceleration, and the time base the device can
>determine the time required to reach 60 MPH, or to cover a a quarter
>mile.
>This information is provided on a LED display.
>
>Firmware is also resident to do lateral cornering forces. The unit
>must be
>installed perpendicular to the "normal" direction of travel.
>
>It will also provide a H.P. at the rear wheel. This isn't actual
>H.P.,
>because what the device does is calculate the H.P. based on the
>acceleration of the vehicle (in a given run) and coupled with the
>weight of
>the vehicle/driver (which you must enter), will calculate a
>theoretical
>H.P. Ov course, the H.P. number is skewed, due to the fact the the
>acceleration numbers reflect the effects of aerodynamics, wind
>direction,
>etc. not to mention the accuracy of the weight input you provide.
>
>Nonetheless, it's fun to play with, and will help anyone who likes to
>"tinker and tune" to evaluate the benefits of small modifications to
>things
>like fuel mixture, timing, air filters, and exhausts, determine how
>much
>the modification helps (or hurts!).
>
>The cost is about $150. I originally saw this thing in Grass Roots
>Motorsport Magazine (i think), and there review was pretty good.
>
>All the usual disclaimers apply.
>
>Regards,
>
>Chris Delling
>
>
>
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