AnsweredAssumed Answered

vrf Continuous real time data measurement

Question asked by VRFuser on Apr 3, 2002


> -----Original Message-----
> From: YEO,CHIAU-WOON (A-Malaysia,ex2)
> Sent: Thursday, April 04, 2002 7:53 AM
> To: 'Bill_Karnavas@transarc.com'
> Subject: RE: vrf Continuous real time data measurement
>
>
> Hi Guys,
>
>      Thanks to all the responses.
>
>      Mike Groves steered me right in suggesting the 34970A.
> It's basically a DMM with data logging capability. It seems
> to be able to do 800 readings/sec. I guess this would work.
>
>      Basically what I'm trying to do is read the data of a
> spinning motor, with an encoder providing a constrant stream
> of pulses. It is through the pulse width of the pulses and
> its resolution that the servo control system can figure out
> what speed/position the motor is working at. I guess if I
> move it slowly (trying to detect something) then this
> instrument works well with Vee.
>
>      Thanks to all again!
>
> Yeo
>
> > -----Original Message-----
> > From: Bill_Karnavas@transarc.com [mailto:Bill_Karnavas@transarc.com]
> > Sent: Wednesday, April 03, 2002 11:51 PM
> > To: 'vrf@lvld.agilent.com'; YEO,CHIAU-WOON (A-Malaysia,ex2)
> > Subject: Re: vrf Continuous real time data measurement
> >
> >
> > Yeo,
> >
> > We could better answer you if you gave a little more info
> on what you
> > need to do.  Do you need 100K samples/sec continous, and
> toss the data
> > after some processing, or are you looking for single sample
> per second
> > and saving it to disk or are you looking for bursts of few k samples
> > every few seconds?  What kind of voltages or other requirements?
> >
> > lBill
> >
> >
> > > Hi!
> > >
> > >         Have to do some continuous real time data measurement (and
> > > processing) but my main problem is in the continuous real
> time part.
> > > Presently, I'm using Vee Pro 6.0, Infinium scope and some
> > power supplies but
> > > the Infinium doesn't permit me to do real time. I mean real time
> > > continuously. To access data on the Infinium, you need to
> > freeze the guy,
> > > and important data gets through like that while you are
> > doing processing.
> > >
> > >         Therefore, appreciate if anyone can point me to a
> device or
> > > instrument or better still technique without involving too
> > much hardware,
> > > that could help accomplish this.
> > >
> > >         Thanks.
> > >
> > > Yeo
> >
>
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