[s-cars] Staged shift light for 20V cars
pramtt at pacbell.net
Mon Aug 26 11:06:45 EDT 2002
Are you installing also the digital shift indicator from datatool??
You might find it useful also for your "track session". He. . .he..
On Monday, August 26, 2002, at 09:50 AM, Frederic L'Huillier wrote:
> This is a very interesting product !!!!!. Very usefull for track
> (highway is a long track, isn't it ?). Anybody has an idea where to plug
> this Led Revemeter on our cars ?
> -----Original Message-----
> From: Pram [mailto:pramtt at pacbell.net]
> Sent: Monday, August 26, 2002 6:32 PM
> To: Achint Sandhu
> Cc: S-car list
> Subject: Re: [s-cars] Staged shift light for 20V cars
> There is a LED revmeter made by "Datatool" in England
> I use it on my motorbike. It is somewhat programmable with three mode
> of display. It has a total of 6 green, 3 yellow and 2 red (with auto
> adjusting brightness for ambient lighting condition). My favorite is
> the all LED blinking to inform me of need to upshift.
> Anyway it is off my bike now and I am in the process of installing it on
> my 993turbo. I have already located where to tap the pulse on my
> 993turbo but just have not got the time to go in and do it.
> I purchase the Revmeter from a vendor in the motorcycle magazine (either
> motorcyclist or cycle world)
> On Monday, August 26, 2002, at 09:08 AM, Achint Sandhu wrote:
>> I would like to add a shift light for my 96 S6. The main idea is
>> that I want
>> to have 10 LEDS (lighting at 200 RPM increments from 5000rpm to
>> 7000rpm). I
>> can use the LM3914 LED driver (National Semiconductor) to accomplish
>> fairly easily given a varying voltage signal. I was hoping that the
>> tach uses a voltage input and I could simply wire my circuit in
>> parallel with
>> the stock tach.
>> I haven't been able to find any data on the Audi tach, but from
>> what I can
>> see with other tachs, they rely on pulse measurement to generate the
>> If that is indeed the case with the Audi tach I was thinking of using a
>> LM2917 frequency to voltage convertor (National Semiconductor) to
>> create the
>> input for the LM3914.
>> I am a computer programmer, hence I next to nothing about hardware
>> and came
>> up with the "design" (if it can be called that) based on some example
>> circuits I saw on the net. The above may not even be possible and with
>> a high
>> probability is a moronic design :-)
>> Any help/information that can be provided would be great. Thanks in
>> "Weaseling out of things is important to learn. It's what seperates us
>> the animals. Except the weasel."
>> --Homer Simpson
>> S-CAR-List mailing list
>> S-CAR-List at audifans.com
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