Math channels: boolean compare operators missing?

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BramPeeters
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Joined: Fri Oct 14, 2016 11:37 am

Math channels: boolean compare operators missing?

Post by BramPeeters »

Hi,

I want to apply a smaller than operation on my signal and I expected this to be one of the most trivial things to do using a match channel but to my big surprise something simple as A < 0.5 seems to be missing ?
I can only imagine I am looking over the solution ?

Thanks,
Bram

Gerry
PICO STAFF
PICO STAFF
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Joined: Mon Aug 11, 2014 11:14 am

Re: Math channels: boolean compare operators missing?

Post by Gerry »

Hi BramPeeters,

Unfortunately, there are no Boolean or conditional operators in PicoScope 6 Math Channels. However, Conditional operators are on the list of inclusions to be implemented for our new version of software (PicoScope 7). In the meantime, you may still be able to achieve your measurement goal, without a Boolean comparison depending upon what it is. Could you tell us exactly what you are attempting to do?

Regards,

Gerry
Gerry
Technical Specialist

BramPeeters
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Joined: Fri Oct 14, 2016 11:37 am

Re: Math channels: boolean compare operators missing?

Post by BramPeeters »

I was checking the behavior of a soft starter module, which zero's out the 240VAc for a while after the zero crossing, with this "zero-out period" length reducing over time till you get the full sinus at the output.

So I was looking for a way to better visualize that evolution in zero out period length. Having a math channel going to 1 during the zero (or < than a certain value) times, 0 during the on times would do it, maybe even integrate that value over a(multiple of a) number of (1/50Hz) cycles for added clarity.

It is not super critical, it just surprised me that much more complex stuff is available and such a simple operator not. Nice to know that the feature will be added!

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