A short circuit almost wrecked the ray machine. But I caught it just in time. Have the apparatus checked.

4 seconds sound clip from Superman (1948) - Between Two Fire (Chapter 10).

You can hear this line at 00:02:24.102 in the Blu-ray version of the episode.

Quote context

[...]

- Who will be lured into this flaming trap?

- Next week in this theater, see the plot unfold further in Between Two Fires, chapter ten of Superman.

- Impersonating Dr. Graham, inventor of the Reducer Ray, Hackett and an aide study the machine, planning to make a duplicate.

- Lois Lane discovers the deception, but is caught.

- Now, Hackett plans to destroy both the machine and Lois.

- A short circuit almost wrecked the ray machine. But I caught it just in time. Have the apparatus checked.

- Hackett and the other man tried to wreck the Reducer Ray before they left.

- But Superman got there in time, or so Clark tells me.

- When I came to, I was in the car with Clark.

- How did you get there so fast?

- I really made time.

- You certainly left here fast enough.

[...]