Re: O-scope Z-Channel Question

Matt Rossiter wrote:
> I'm using a Tektronix 475 Oscilloscope and, of course, I use XY mode for
> testing to see if the X and Y signals look good on the screen. There is
> an external Z axis channel in the back, but I've never gotten it
> completely to work. Someone once told me that I need to use an inverter
> to invert the signal into the probe - which sort of works, but I still see
> the vector retrace lines.

What do you mean "into the probe"? If you're using a X10 probe after
the inverter there wouldn't be enough signal left for proper blanking.

> Is it possible to completely blank out the Z
> signals so that the picture looks the way it's supposed to?
>
> Thanks
>
> Matt
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Received on Sat Feb 10 15:30:47 2007