This sound is a reproduction: a 1060 Hz sine wave with some reverb. On October 4, 1957, the first artificial satellite took off:
Sputnik 1. With its 83 kilos and 58 cm in diameter, it will revolve around the Earth in an elliptical orbit, between 288 and 947 kilometers in altitude. , emitting this characteristic "beep beep" broadcast by all the radios in the world.
UCS Category:
COMTran. Duration: 00:09.