Re: Why no delayed trigger on newer DSOs?



On Mon, 13 Aug 2007 12:19:48 -0700, Joerg <notthisjoergsch@xxxxxxxxxxxxxxxxxxxxx> wrote:

Hello Folks,

Question: It seems that most portable DSOs in the 200MHz/1GSPS class
don't offer delayed trigger anymore which makes pulse-echo measurements
a real pain. Why don't they?

After all it's just a simple counter that is needed. Same for hold-off
which typically ain't there either :-(

Beats me but IIRC I used delayed trigger on a lower end TDS220 although
its data *** said that it could not do it. However, that scope had
some other serious issues (noise) so I asked the client to obtain a used
2265. Old Faithful, of course, always has delayed trigger but sure
enough the plastic clutch for that function fell apart right away.
Designing a trigger delay into an analog scope is no small feat but for
a DSO it should be really easy.

Is it that it isn't there, or is no longer an explicit feature - you just scroll the display..?.
I find it hard to believe that any digital scope doesn't have holdoff.... can you name specific
models?

.


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