Panier Recherches : timbres, enveloppes.

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

Kosmodrom / Ort : Baikonur

Stempeldatum: 3 Fév. 1973
Auflage : 150 Exemplare
Ereignisart : Start
Startrampe / Ort : Russland Plessezk
Bemannte / Robotische Mission : Robotisch
Missionsziel/-typ : Experimentell / Wissenschaft

SCIENCE

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

Beschreibung : Molniya 1/23 was a first-generation Russian communications satellite orbited to test and perfect a system of radio communications and television broadcasting using earth satellites as active transponders and to experiment with the system in practical use.
Signals were transmitted in a fairly narrow beam ensuring a strong reception at the earth`s surface. The satellite received telemetry at 1000 MHz. Television service was provided in a frequency range of 3.4 to 4.1 GHz at 40 w.

Schlüsselwort/-wörter :
#Planet,
#Satellit,
#Telekommunikation,

WELTRAUM-REVUE : 10 - 2009

Letzte Änderung: 09/08/2016 @ 11h21