Computer Diagnostics and Tuning Technical discussion on diagnostics and programming of the F-body computers

Wideband O2 opinions

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Old Dec 11, 2005 | 06:58 PM
  #16  
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Re: Wideband O2 opinions

Gary

What is your problem? IF your unit is superior post data to support the claim. Otherwise let it go.

I am looking for DATA opinion's are WORTHLESS.

I answer each of your statements below to ensure misinformnation is not spread.

I did NOT intend this to be a war but when someone posts information as inaccurate as you have it is important to show how wrong what you tried to boast is.

Last edited by Slow260z; Dec 11, 2005 at 10:44 PM.
Old Dec 11, 2005 | 09:14 PM
  #17  
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Re: Wideband O2 opinions

I figured you would understand what I stated.
Lets review what you consider ‘specifics’. I asked for the sample speed of your unit, and you stated “extremely fast reaction time without overswing”

Now you want to compare a better unit with suggested options to a bare bones alternative without any options.
First you say extremely fast, and now better. WHERE is any justification for your claims? I said give specifics. I don’t care what unit you think is great, give specifics or don’t post claims of one unit being superior. What part of this is stumping you? Do NOT post until you have ONE fact to include.

I have read the manual on your unit I suggest you read and understand it before posting because you do NOT understand your unit. It can NOT do what you have posted.

I am sorry, but saying ‘extremely fast’, and that it is ‘superior’ will not convince anyone, FACTS are required.

Apples to oranges. I guess I didn't explain it well or you misunderstood.
Gary you have not explained ANYTHING. All you have made are false claims and you have made inaccurate assumptions.

Smoke screen? LOL. I'm not selling anything here, just bringing to your attention a superior product.
Smoke is when someone uses phrases like extremely fast for sample rate, and superior to describe a unit. Superior products usually perform some task other products can not, or at least perform some REQUIRED task better. What was it that your unit does for tuning that the $279 unit does NOT?

They both have the SAME technology for oxygen sensors, so how can you believe one unit is SO much faster than the other?

[sarcastic bs]
Oh I know

It is superior because of their all digital technology which allows the unit to over sample and increase the frequency response of the slower oxygen sensor (patent is pending).
[/sarcastic bs]

This is a discussion of a tuning aid. If you can NOT add to that part of the discussion find another thread to increase your post count.

No, not my opinion. The idea was to get you (if interested) pointed in the right direction if you chose to learn more. It is easier to say I am merely blowing smoke than to do the homework and prove otherwise.
So let me get this straight you make a statement that you do NOT back, and now want to say the information exists and that the reader should go prove you right? Classic.

I read your unit’s information, and son you need to read and understand it. IT will not perform what you have already claimed in this thread. To even suggest what you have is SILLY.

To share information you FIRST need to have a basic understanding. Owning a unit and reading a user’s manual is a start, but I strongly suggest you buy a clue before trying to impart information again.

Trying to discuss a subject you do NOT understand leaves you making statements like 'it is beyond the discussion' instead of providing the requested sample rate.

I do NOT allow anyone to propagate myths, and certainly NEVER in a thread I create.

I asked for information. LET me clarify, I want information backed by facts. I already can say ‘I think’, ‘I feel’ and ‘I believe’.

Here are a few basic points for you to try and understand

1. Unless you post sample rate you can NOT say extremely fast, and be taken seriously.

2. Unless you show one unit performs a necessary task for tuning, that the other units do not (or a required task to great precision), you can not claim it has superior ability.

3. You can NOT assume the other unit needs ANYTHING if it is NOT required for tuning. I don’t care if the other unit can’t predict the weather it is meaningless unless required. IF it is required and NOT provided THEN describe it so all can read and understand.

4. Do NOT simply make unjustified statements, and expect to not get hammered for being for posting trash

I know expecting you to remember one new thing a day is obviously a challenge, but at least make an effort.

Not at all. As posted, beyond discussion here.
So you do not know the sample rate of your unit, or is it so secret you won’t disclose it? That is beyond silly, why post such crap?

Seems to say the design takes into account component tolerances? All decent designs do.

Not true. Homework will bear this out unless you chose to in this instance, believe mfr. claims.
Gary if you have knowledge of the truth give one example or you will continue to look like an idiot, who simply makes statements with no understanding of his words. What you posted is not a sales point on the units I have read, it is simply hype and only a fool would even repeat such nonsense.

You have NO engineering knowledge do you? Day one in ANY engineering course would teach you how ignorant your statement is.

The $279 unit is a wideband unit, and is all that is required to collect tuning data.
I don’’t care if one is analog or digital I only care about price and performance. I consider it a black box and standing outside I only care of results.

Several pros that understand the capabilities of the LM-1 have chosen it for that reason.
They have chosen the unit for WHAT reason? Amazing so your whole discussion is based on what a couple pro’s have used?

That is your answer? You obviously never took a logic course either, look up fallacious arguments. 50 billion flies eat crap, so will you now change your diet?

IF you know the systems as you claim, it should be easy to post what is required beyond the $279 system. But you haven’t, therefore I suggest, there is nothing else required. From your posts I think you are impressed by the extra bells and whistles available, and that a professional used it.

The average enthusiast is primarily concerned with just AFR, and an average of several cylinders at that.
Gary are you still suggesting your unit can do better? Do you have any idea what sample rates are required? What is wrong with using it to determine AFR? What is the purpose of using a wideband? You don';t have enough bandwidth to adjust trims so what is it you do with yours?

Even IF you find an oxygen sensor that is fast enough, then you need electronics to encode cylinder information with AFR data.

Please tell us what equipment you use to encode the data with cylinder information.

Myths are often propagated by someone who reads a lot and understands nothing.

As an engineer I'd think you'd appreciate superior engineering and not label it just a 'black box'.
Any engineer is not fooled as easily as you. Statements about products are usually legally correct NOT technically correct. I’m sure you have NO idea what you just read, but it allows a company to exaggerate and not be sued.

VERY common technique it fools morons into thinking their unit can perform tasks it can’t.

EDIT: Was just attemptiong to help out, not become a whipping post.
Well if you didn’t type unfounded crap that misleads people I would not respond. Your words are at best exaggerations and technically have NO merit. I will not allow silly words like you posted to stand undisputed.

Simple to avoid being called on your words.

1. Back your words with facts.
2. Don’t post

Good bye
Old Dec 12, 2005 | 09:46 PM
  #18  
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Re: Wideband O2 opinions

I emailed zeitronix about their wideband. They of course promoted their product as the best. Zeitronix claimed that 74 samples per second is extremely fast. He said he thought the lm-1 only samples at 4 per second. He also said you can purchase their Map sensor ($109)and read up to 25 psi on the map. It has a throttle position input I assume you could tie into your TPS. The egt would be a nice little extra but not necessary for me.

With the rpm converter built in Zeitronix is definitely the best bang for the buck if you don't need a display or guage. I just wish their was someone on here using it that could vouch for the quality. If you buy one let me know how you like it.

Last edited by 97WS6Pilot; Dec 12, 2005 at 09:50 PM.
Old Dec 13, 2005 | 09:42 PM
  #19  
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Re: Wideband O2 opinions

I emailed zeitronix about their wideband. They of course promoted their product as the best. Zeitronix claimed that 74 samples per second is extremely fast. He said he thought the lm-1 only samples at 4 per second.
I talked to them today and they tried to send me a file from data collection showing their system’s capability. He said he emailed it but it never arrived. I will call again tomorrow.

I spoke to Robert and he didn’t say anything bad about any system and really simply said look at what the data collection capability is from the file. I asked sample rate he said only 73 (must be typo on line) and that they tuned cars up to 9000 RPM using their system.

I feel the system is limited at higher RPM and would LOVE 6500, so seems my concern may be a non issue.

He also said you can purchase their Map sensor ($109)and read up to 25 psi on the map. It has a throttle position input I assume you could tie into your TPS. The egt would be a nice little extra but not necessary for me.
Since your car is boosted you MIGHT need their MAP. What MAP sensor are you using now? Seems many use OEM and others use 2 or 3 bar map. From the manual and software the unit can track TPS, Map with RPM. The ‘channel’ would be a voltage and require you to interpret. On a boosted car I will buy their sensor, but for N/A LT1 I will simply connect the TPS and MAP to the provided data channels.

The EGT is supposed to be plumbed into EACH exhaust port to track lean cylinder! At $65 EACH that will be pricey to say the least.

I know one person buying the basic system and posts on another site, I might buy it if all goes well after Christmas. I will let you know if I find out information and not just opinions. You could ask for the data file (email it to me if you get it, I will do same if you want it)

Thanks
Jack
Old Jan 12, 2006 | 08:50 PM
  #20  
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Re: Wideband O2 opinions

I ended up buying the dynojet wideband commander. It has TPS, RPM, and a user defined input(Map). I liked the guage and the software. Plus some guys on LS1 Tech said they have good customer service. Also I read that the box hooks up easily to the dynojet dyno computer.

I got it new off ebay for $383 shipped.
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