I'm playing the WITS path.

Hint 1 of 9:

Did you notice something about a static detector in the message?

Hint 2 of 9:

You will need to create something with static electricity, using the parts
that Sternhart has provided.

Hint 3 of 9:

Have you ever walked across a carpet and created static?

Hint 4 of 9:

Then you know how to create an orichalcum detector.

Hint 5 of 9:

Use the wool scarf on the comb to charge it.

Hint 6 of 9:

The comb also need to be free to move.