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How to smooth the signal?

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@chrissheffuni wrote:

So let me get this right. You are saying that it is easier to trawl through many different threads all with similar titles but not the same using a search engine. Some of which are locked. To eventually find the solution, or not (depending on the text used in the search)? Rather than look at THE question and then scroll through all suggested answers and solutions to then pick the right one for that application and maybe add some useful information at the same time?

 

 


Yes, basically.

 

I expect if someone has a question they will:

  1. Do a search
  2. Review all the solutions returned
  3. If none of the solutions work then post a new question and reference the solutions they tried 

NOT resurrect a seven year old thread with "I am having the same issue".

 

Also I really hate it when a forum has a single "master thread" with hundreds of pages, all containing 8 to 10 posts that may not may not be on the subject, covering years worth of failures, deprecated code, old methods, bad advice, petty snipping, and off topic tangents.

 

Experience has shown that I will find my answer faster looking through several hundred separately titled threads than one huge thread containing hundreds of posts.

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=== Engineer Ambiguously ===
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Petty sniping? You hate it? really? Well bearing in mind I placed some very good advice on this thread All you and one other have been doing is petty sniping! Im tired of your petty sniping ..see ya!

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@chrissheffuni wrote:

Petty sniping? You hate it? really? Well bearing in mind I placed some very good advice on this thread All you and one other have been doing is petty sniping! Im tired of your petty sniping ..see ya!


Yep, see that's what happens when a thread that has been dead for years gets revived.

 

This is EXACTLY why old threads should be locked

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=== Engineer Ambiguously ===
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BTW I've reported you for trolling me. This is not constructive or professional and after all I only put some good advice on a thread entitled how to smooth a voltage signal. You've got issues with not closing threads. Talk about it on the not closing thread's thread.  Weirdo!

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actually not a bad thing to add something to an existing thread. Maybe some new solution came along?

There is a PID filter vi and PID is included for free since 2014. PID Control Input Filter VI. Does a neat job. You have to average about 8 values at least to get same smootheness. But then the response to sudden changes is pretty lame. The filter vi responds faster and  has less wobble than averaging. The only thing, not sure if it has higher processing demand. Which would be a problem on an older cRIO.

 

Message 25 of 26
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actually one can open this sub vi. All it does make a array with 5 values and multiply them with different constants. Then take the average. So I guess not much processing involved. This vi works better than some filters for what I am trying to do.

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