High-speed X-band Downlink Transmitter
Flight-proven X-band downlink transmitter (800 Mbps, 8 W, 1.8 kg, 70 W, ISS/AIST-2D heritage, >6 krad radiation tolerance).
Technical specifications
- Purpose
- High-throughput spacecraft-to-ground X-band downlink communication
- Year of release
- 2014
- Guaranteed service life, years
- 7
- Estimated production/delivery time
- 12 months
- Flight heritage
- ISS (previous generation), AIST-2D, and other satellites
- Customization
- Can be adapted to customer requirements
- Mass, kg
- 1.8
- Power consumption, W
- 70
- Throughput, Mbps
- Up to 800
- Carrier frequency, GHz
- 8.05–8.5
- Output power, W
- 8
- Modulation
- QPSK, 8PSK, 16APSK
- Data interface
- Customizable LVDS — 2 ports × 4 pairs
- Radiation tolerance (component level), krad
- >6
- TRL
- 9 (flight-proven)
About
The High-speed X-band Downlink Transmitter provides a reliable high-throughput communication channel from spacecraft to ground stations, supporting up to 800 Mbps throughput at 8.05–8.5 GHz with 8 W output power. It supports QPSK, 8PSK, and 16APSK modulation with a customizable LVDS data interface (two ports with 4 pairs each). Mass is 1.8 kg, power consumption 70 W, radiation tolerance >6 krad at component level. Released in 2014 with 7-year service life, 12-month delivery time, customizable. Flight heritage: previous-generation transmitter on ISS, AIST-2D, and other satellites.
Documentation
No public datasheet yet — request the datasheet / ICD from the supplier.
