Message 1-3 are captured by NASA, but recently even other countries have registered very strong, but short signals. The receivers are Masers and the frequencies are in the higher GigaHz range. Message4 was from Russia.
Type
Wave (.wav)
Duration
2:55.099
File size
29.5 MB
Sample rate
44100.0 Hz
Bit depth
16 bit
Channels
Stereo
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