“Additional Error with Frequency” – What is that?

“Additional Error with Frequency” – What is that?

For pyroelectric energy sensors, you specify for example “Additional error with frequency: +/- 1.5% to 25KHz”.
What does this mean?
Learn what that means, and why and when it happens, in this video.

Energy SensorsHigh energyLaser measurementpyroelectric energy sensors