Here are details about a :
Space commemorative cover
or Space Cover.
Kosmodrom / Plats : USA
Stämpeldatum: 7 Avril 1978
Händelsetyp : Uppskjutning
Startplatta / Plats : USA KSC (FL)
Bemannad / Robotisk Mission : Robotisk
Uppdragsmål/Typ : Telekommunikation
ou?/where?: au sol - ground
autographe?: non - noneBeskrivning : Kennedy Space Center post stamp and Japanese communications satellite for conducting broadcast experiments.
The Medium-Scale Broadcasting Satellite for Experimental Purposes (BSE) was an experimental communications satellite. Its main body was irregular in shape but roughly cubical.
Pointing accuracy was better than 0.2 deg. The satellite was designed for a three year lifetime.
The experiments involved studies of TV signal characteristics, rainfall attenuation at 12 GHz, satellite/ground terminal performance, ground/satellite frequency sharing, satellite control techniques, satellite broadcasting operations, and TV signal quality assessment. Nyckelord :
#NASA,
#Planet,
#Satellit,
#Telekommunikation, Är UTANFÖR Rymdrevyerna. Senast ändrad: 02/07/2003 @ 15h44
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USA 1124 | 17,- |
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