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Serious Contractor Question - Help

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    #21
    Originally posted by zeitghost
    You're one of my esteemed customers, aren't you?
    Eh ?
    But I discovered nothing else but depraved, excessive superstition. Pliny the younger

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      #22
      Originally posted by Gibbon View Post
      I'm currently development testing a water ingestion function in a gas turbine engine and I can't drive the T30 signal low enough to trigger it. Even though I'm at sub idle and NHv has gone through the roof. Could any esteemed member of this board help.
      I presume that you are injecting water to increase thrust. You will need a water ethanol mix and a fine injector. I presume you have made the gas turbine with a couple of old car turbochargers.

      My guess is the you are tying to trigger a digital sensor with an analogue signal. You will need a D/A converter
      oxo with Sunday lunch

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        #23
        Have you tried reversing the polarity?
        My all-time favourite Dilbert cartoon, this is: BTW, a Dumpster is a brand of skip, I think.

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          #24
          Originally posted by RichardCranium View Post
          Have you tried reversing the polarity?
          She canna take anymore.....

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            #25
            The nhv is an aerospace term as in validated high pressure shaft speed or is it used elsewhere.

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              #26
              Got it !!!

              I've injected some pine resin from scotland, works a treat now !!

              Amazing how much crap comes out with it
              But I discovered nothing else but depraved, excessive superstition. Pliny the younger

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                #27
                Originally posted by fullyautomatix View Post
                Next you know, we will get asked a question about how to design plane wings.
                I know someone who can do that for you providing you need wings for fighters or UAV's and not commercial aircraft.

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