But it could theoretically be anything aside from a screwdriver. Like...whatever this used to be. [He cocks a brow at the Doctor's scanner.]

I- yes, and no. It had better not. That one was difficult to detect given it was made up of organic materials.

I'm more curious as to how the disruption of those signals works between here and outside of the Camp. Although if your device is still picking up signals, then perhaps whatever is blocking effective tracking by the Sylphid is still technically reading the chips present and simply scrambling the information to make it look like we're still elsewhere. It's not so dissimilar a concept from scrambling a ship's signature so that we are virtually untraceable.