Active satellites
"Express-AM"
Express-AM3
A new broadcasting and communications Express-AM3 satellite is produced by NPO PM named after Academician M. Reshetnev jointly with Alcatel Space under the order of Russian Satellite Communications Company. The satellite is produced in the context of the Program for Renovation of National Constellation to be executed over a time period of 2002–2005.
The satellite is designed to provide a package of communications services (digital TV, telephony, videoconferencing, data transmission, the Internet access) and to deploy satellite networks by applying VSAT technology.
The Express-AM3 spacecraft is equipped with up-to-date antenna systems, that provide high-quality communications and uniform coverage in C- and Ku- bands.
Sberbank of the Russian Federation takes an active part in financing the Program for Renovation of National Constellation.
Express-AM3 satellite (launched on 24 June, 2005, entered operation on 29 August, 2005)
Satellite performances
| Mission | TV & radio broadcasting, telephony, data transmission, Internet access, videoconferencing and other services |
| Orbit | Geostationary / 140° E |
| Station keeping accuracy | ±0,05° (N&S / E&W) |
| Operational life-time | |
| Stabilisation | Three axes |
| Payload electric power | 4200 W |
| Mass of payload | 580 kg |
| Mass of satellite | 2600 kg |
| Power supply | 6000 W |
Transponders
| Parameters | C-band | Ku-band | L-band |
|---|---|---|---|
| Number of transponders | 16 | 12 | 1 |
| Transponders bandwidth at –1dB, MHz | 40(12) 72(4) | 54 | 0,5 |
| Transponders output power, W | 60(11) 100(1) 100(4) | 101(8) 140(4) | 25 |
