Here are details about a :
Space commemorative cover
or Space Cover.
Kosmodrom / Plats : USA
Stämpeldatum: 13 Déc. 2020
Upplaga : 250 exemplar
Händelsetyp : Uppskjutning
Startplatta / Plats : USA KSC (FL)
Bemannad / Robotisk Mission : Robotisk
Uppdragsmål/Typ : Telekommunikation
ou?/where?: au sol - ground
autographe?: non - noneBeskrivning : SXM 7 and 8 are two large high power broadcasting satellites for SiriusXM`s digital audio radio service (DARS).
Space Systems/Loral (SS/L) got in July 2016 the contract to build the two satellites based on their SSL-1300 bus. Both SXM-7 and SXM-8 will operate in the S-band spectrum. Each satellite will generate more than 20-kW of power and will have a large unfurlable antenna reflector, which enables broadcast Nyckelord :
#Konst,
#LOLLINI (design),
#Raket,
#Satellit,
#Telekommunikation, RYMDREVYN : 04 - 2021 Senast ändrad: 31/03/2021 @ 12h26
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USA 3393 | 8,- |
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Sida : future · Ref: USA 3393 Rymdhändelse : SIRIUS · SXM 7
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