I thought it was gonna be the biggest smash since Hiroshima, and...

5 seconds sound clip from the Dimension X - The Outer Limit by Graham Doar classic radio play.

You can hear this line at 00:12:17 in the radio play.

Quote context

[...]

- I was cruising along, just starting the right bank when I spotted something. Must have been going about half my speed.

- It was - egg-shaped and smooth.

- I made a pass at it, and I was coming back for another and then there was a humming sound. Sort of vibration.

- And I blacked out.

- I was headed straight for it at forty-four hundred miles an hour.

- I thought it was gonna be the biggest smash since Hiroshima, and...

- Hank, is there a drink in that bottle?

- Never mind that, Steve, what happened?

- I came to - inside their ship.

- Uh-huh. Steve, this whole thing's been a devil of a strain on you. I'm gonna to call Major Donaldson from the Army base, ask him to sit in.

[...]