FreeLists / si-list / [SI-LIST] Re: Low Load Probe Suggestions

["Mikhail Matusov" <matusov@xxxxxxxxxxxx>]

From: "Mark Randol" <Mark.Randol@xxxxxxxxxx>


>I realize this is like asking gear heads what motor oil they prefer, but
> for low loading what probes do you prefer?  I know what I've used, but
> just wondering what else might be available.
>
> I'd prefer <1pF capacitance and at least 100kohm resistance.  Bandwidth
> up to at least 500MHz, preferably into GHz.  Low frequency should push
> towards 10kHz.  Tip voltages typically <5V, almost always <15V.  Some
> wiggle room is allowed in the 'specs'.
>

Not exactly what you are asking, but you might find these links useful:

http://www.fischercc.com/PDFs/ESD_BCP-2.pdf (a differential probe designed 
by Doug Smith)
http://www.vectria.co.il/real_probe.htm

/Mikhail 

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