Ground Antenna System L/S/C/X/Ku/Ka -bands AFS-12
Glavkosmos
The receiving two-mirror antenna system is constructed according to the Cassegrain system, it includes an antenna with a 12.0 m reflector with replaceable irradiators and a counter-reflector, a slewing ring with electromechanical drives. Remote polarization switching. Replaceable irradiators: C-band
Technical specifications
- Reflector diameter
- 12,0 m
- Receive Frequency Range
- 0,95-1,75; 2,1- 2,7; 3,4-4,2; 7,25- 7,75; 10,7-12,75; 17,7-22,20 GHz
- Polarization
- circular (L), linear (Ku), circular or linear (S, C, X, Ka)
- Receive gain
- ≥40 dB (1,35 GHz); ≥40 dB (2,4 GHz); ≥50 dB (3,8 GHz); ≥53 dB (7,5 GHz); ≥57 dB (11,725 GHz); ≥59 dB (19,95 GHz)
- Cross polarization interchange
- ≥20 dB (L); ≥22 dB (S); ≥30 dB (C); ≥22 dB (X); ≥30 dB (Ku); ≥30 dB (Ka)
- Working angles in elevation
- ± 70°
- Working angles in elevation
- 5° … 90°
- Working speeds
- < 0,15°/s
About
The receiving two-mirror antenna system is constructed according to the Cassegrain system, it includes an antenna with a 12.0 m reflector with replaceable irradiators and a counter-reflector, a slewing ring with electromechanical drives. Remote polarization switching. Replaceable irradiators: C-band, Ku / Ka- bands, L / S / X-bands. The structure does not include radio receivers and radio transmitting devices.
Documentation
No public datasheet yet — request the datasheet / ICD from the supplier.
