Oh, good, he finally got the right signal. Jack had never thought he'd need to particularly remember his own radio's frequency, but here we are.

He keeps fiddling for a moment longer, though. Not reluctant to speak, no. Not unsure what to say, not at all! Just, you know, fine-tuning the signal. Can't, uh, can't talk over a crackly line. Yep.

"Yes sir."