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Recent content by corushtd

  1. corushtd

    Large machine resonance

    What product do you use the mill for? back here we have some mills for steelstrip production and frequenties like that do happen when several mills come in resonance with eachother.
  2. corushtd

    amplifying and conditioning

    thanx Michael, We where not really comparing the sensors but during balancing we changed sensors and found a phase difference. Later I heard that this can happen using charge amplifiers. But if I understand you correct this only happens using old fashion voltage amp's when changing cables. Could...
  3. corushtd

    amplifying and conditioning

    thanx Greg, We also use the B&K2635 and a college of mine found a diverend in phase angle using chagre or ICP. I did read somthing about is on the internet but I can't seem to find it anymore. I did find some papers about using charge or voltage amplifiers but I don't really know if this is the...
  4. corushtd

    amplifying and conditioning

    Can anyone tell me the essential different between a line drive supply and a charge amplifier for acc. sensors.? Whene to use what? And why is there a change in phase angle using charge?
  5. corushtd

    OROS or PULS system

    Dear Nicolas, This is the information I need. You've been working with the BK 2032 or 2035 before, Puls more or less works in the same way. Did you find OROS easier to handle? Did you only do the impact testing? I belief that the FEE is a seperate module did you also use normale FFT- spectra...
  6. corushtd

    OROS or PULS system

    Rob, Thanks for your response. I'll use the system mainly for vibration and other parameters like temperature (any 4-20 mA) for trouble shooting and standard measurements to fine tune machinery. Because we are with a group of 8 fte and use it all over the plant on all sorts of machinery the...
  7. corushtd

    OROS or PULS system

    We are thinking of buying a 16 channel realtime analyser and are looking at both B&K Puls and the OROS38 system. Oros is new to me and I don't know any one using it so I'm looking for some stories/experiences of people who have worked with it.

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