This is MR-1 and this is a test transmission.
7 seconds sound clip from the The Angry Red Planet movie soundboard.
You can hear this line at 00:46:26 in the Blu-ray version of the movie.
Quote context
[...]
- Well, we have four days left to find out.
- Isn't your Earth contact a little late?
- Yeah, it is. Over an hour late.
- It's not equipment failure. I get nothin' but dead air.
- Keep your line open and try transmitting.
- This is MR-1 and this is a test transmission.
- It's no use. Our signal keeps bouncing back at us. I can't get through.
- Yeah, and keeping Earth's reports from reaching us.
- I never heard of anything that'd stop the frequencies I'm using.
- Well, you're hearing about it now.
- Keep taping our reports, Sammy.
- We're going to stay here the full five days, even if it means no contact with Earth.
[...]