The calibrated sculk sensor appears between the lever and the tripwire hook in the Creative search menu instead of next to the other sculk blocks.
The calibrated sculk sensor appears between the lever and the tripwire hook in the Creative search menu instead of next to the other sculk blocks.
Item entries only appear once in the search tab. Which ever tab they appear in first is where they will be (in your case, the calibrated sculk is exclusive to the redstone tab, so it appears there).
See MC-258552 (WAI), MC-259817 (WAI), and MC-260327 (WF).