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The Type Z has two inputs, A and B, plus a precision comparison voltage, V<sub>C</sub>, that is | The Type Z has two inputs, A and B, plus a precision comparison voltage, V<sub>C</sub>, that is | ||
adjustable from 0 to | adjustable from 0 to ±1 V, 10 V, or 100 V via a ten-turn pot. It's possible to | ||
view V<sub>A</sub>, | view V<sub>A</sub>, −V<sub>B</sub>, V<sub>A</sub>−V<sub>B</sub>, | ||
V<sub>A</sub> | V<sub>A</sub>−V<sub>C</sub>, or V<sub>C</sub>−V<sub>B</sub>. | ||
Unlike later comparators, it has a separate step attenuator for each input, | Unlike later comparators, it has a separate step attenuator for each input, | ||
permitting the user to view the difference between signals of widely differing amplitudes. | permitting the user to view the difference between signals of widely differing amplitudes. | ||
It is also the only comparator that can handle | It is also the only comparator that can handle ±100 V common mode at full sensitivity. | ||
The Type Z uses two [[turret attenuators]]. | The Type Z uses two [[turret attenuators]]. | ||
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capitalizing on the strengths of each. It was dropped after 1968. | capitalizing on the strengths of each. It was dropped after 1968. | ||
The Type [[P6023]] probe, [[introduced in 1962]] | The Type [[P6023]] probe with R and C compensation, [[introduced in 1962]], | ||
was specifically designed for the Type Z but also marketed for the Type [[G]]. | was specifically designed for the Type Z but also marketed for the Type [[G]]. | ||