JapCarForum Car Manufacturers Lexus/Toyota IS200 / IS300 / SPORTCROSS / Altezza Supercharging & Turbo Modifications Wideband Gauges

Wideband Gauges

Wideband Gauges

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Sparkystav
Administrator
14,683
09-01-2020, 12:30 PM
#11
Having a quick look at the manual it maybe possible to reprogram the range inthe software. If not you can use a voltage divider

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Sparkystav
09-01-2020, 12:30 PM #11

Having a quick look at the manual it maybe possible to reprogram the range inthe software. If not you can use a voltage divider


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Jon
Member
189
09-01-2020, 12:38 PM
#12
ive downloaded the software and had a look, but I cant see anywhere to set it up, unless I have to be connected to the gauge!

Wheres the best place to get a voltage divider from, and will it work correctly. the AEM manual says 14.44 AFR is 3volts, divid by 5, = 0.6, is 0.6 roughly 14.4 on a narrowband?
Jon
09-01-2020, 12:38 PM #12

ive downloaded the software and had a look, but I cant see anywhere to set it up, unless I have to be connected to the gauge!

Wheres the best place to get a voltage divider from, and will it work correctly. the AEM manual says 14.44 AFR is 3volts, divid by 5, = 0.6, is 0.6 roughly 14.4 on a narrowband?

Jon
Member
189
09-01-2020, 12:49 PM
#13
or the other option is just to get an o2 simulator,

either make my own, if i can find the correct diagram, or order one from the states for $40 (about £25)
Jon
09-01-2020, 12:49 PM #13

or the other option is just to get an o2 simulator,

either make my own, if i can find the correct diagram, or order one from the states for $40 (about £25)

Sparkystav
Administrator
14,683
09-01-2020, 01:22 PM
#14
A voltage divider is just 2 resistors mate, google it

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Sparkystav
09-01-2020, 01:22 PM #14

A voltage divider is just 2 resistors mate, google it


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Jon
Member
189
09-01-2020, 01:43 PM
#15
Sparkystav A voltage divider is just 2 resistors mate, google it

Cheers Stav,

Let me check if I have this right, using this diagram,

[Image: Resistive_divider.png]

and the calc on wikipedia

Vin = 5vdc
Vout = 1vdc
R1 = 4ohm
R2 = 1ohm
should work?
Jon
09-01-2020, 01:43 PM #15

Sparkystav A voltage divider is just 2 resistors mate, google it

Cheers Stav,

Let me check if I have this right, using this diagram,

[Image: Resistive_divider.png]

and the calc on wikipedia

Vin = 5vdc
Vout = 1vdc
R1 = 4ohm
R2 = 1ohm
should work?

Sparkystav
Administrator
14,683
09-01-2020, 02:06 PM
#16
Should work mate, but its doing it with available resister sizes (they don't do every resistance)

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Sparkystav
09-01-2020, 02:06 PM #16

Should work mate, but its doing it with available resister sizes (they don't do every resistance)


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Sparkystav
Administrator
14,683
09-01-2020, 02:09 PM
#17
Also using high resistors is better apparently, so a 10k and 39k something like that

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Sparkystav
09-01-2020, 02:09 PM #17

Also using high resistors is better apparently, so a 10k and 39k something like that


OutlawJapClub Admin Team

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