Panier Recherches : timbres, enveloppes.

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Here are details about a :
Space commemorative cover
or Space Cover.

Cosmódromo / Lugar : EE.UU.

Fecha de matasellos: 21 Nov. 1974
Tipo de Evento : Lanzamiento
Plataforma / Lugar : EE. UU. KSC (FL)
Misión Tripulada / Robótica : Robótica
Objetivo/Tipo de Misión : Telecomunicaciones

TELECOM

ou?/where?: au sol - ground
autographe?: non - none

Descripción : The satellite had multiple access and simultaneous transmission capabilities with a capacity of 3000 circuits with transponder in the earth mode and 9000 circuits with transponder in the spot-beam coverage mode, or 12 TV channels or certain combinations. There were 12 transponders, each with a 36-MHz bandwidth, two global transmit antennas, two global receive antennas, and two steerable spot-beam transmit antennas. The design life of the satellite was 7 years.
Kennedy Space Center post stamp and 6° launching of intelsat IV.

Palabra(s) clave :
#Planeta,
#Satélite,
#Telecomunicaciones,

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Última modificación: 20/03/2003 @ 11h34