ISS

ISS (ZARYA) The ISS serves as a research laboratory that has a microgravity environment in which crews conduct experiments in many fields including biology, human biology, physics, astronomy and meteorology. The station has a unique environment for the testing of … Continue reading

Signal examples

Always wanted to know what kind of sounds we hear, when listening to the radio? Here are some example and I will try to add more. ACARS: Aircraft Communications Addressing and Reporting System (or ACARS) is a digital datalink system … Continue reading

EME

Earth-Moon-Earth, also known as moon bounce, is a radio communications technique which relies on the propagation of radio waves from an earth-based transmitter directed via reflection from the surface of the moon back to an earth-based receiver. History The use … Continue reading

SRMSAT

The conception of SRMSAT dates back to August 2008 when the vision of launching a student satellite was put forward in a seminar taken by eminent space scientist D.Raghavamurty. Enlightened by the scope and importance of such a magnificent multi- … Continue reading

AO-7

AMSAT OSCAR 7 (AO-7) AO-7 (aka AMSAT-OSCAR 7) is the second Phase 2 amateur satellite launched into Low Earth Orbit on 15 November 1974. It remained operational until a battery failure in 1981. On 21 June 2002 the satellite was … Continue reading