S-Band TT&C Antenna

Company : Anywaves
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S-Band TT&C Antenna

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ANYWAVES develops revolutionary antennas for the satellites constellations market.

  • Tx and Rx
  • Hemispherical coverage
  • HPBW > 90°
  • Compact size (<1U)
  • Full Duplex Telemetry & Telecommand
  • Radome protection against harsh environment : temperatures & ESD
  • Acceptance Tests (RF, Mechanical,Thermal) included:
    • Return loss
    • Z-axis random vibration
    • Thermal cycling
Delivery3 months
Flight heritage
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Key Features #1

Typical Performance

  • Frequency band: from 2 025 MHz to 2 290 MHz
  • Bandwidth > 265 MHz
  • Polarization : LHCP or RHCP
  • Reflection coefficient: < -15 dB (all frequency band)
  • Half Power Beam Width:  > 90° (± 45° in all planes)
  • Efficiency: > 92%
  • Gain @ 2 150 MHz:
    • Gain @ boresight > 6.5 dBi
    • Gain @ ± 30° > 4.5 dBi
    • Gain @ ± 60° > 0 dBi
  • Axial Ratio @ 2 150 MHz:
    • < 3 dB from 0° to ± 30°
    • < 5 dB from 0° to ± 60°
    • < 8 dB from 0° to ± 90°

Key Features #2

Physical Characteristics :

  • Envelope size without connector:
    • L 79.8 x W 79.8 x H 12.1 mm3
    • Protruding height : 6.25 mm
  • Mass with connector: 132 g ± 2 g
  • RF Power : more than 3W
  • Operational temperatures : -120°C / +120°C
  • Radiation : VESPEL Radome
  • Electro Static Discharge :
    • ESD free
    • Radome anti-ESD
    • SG121FD white paint on flight models only
  • Connector : coaxial SMA female (50 Ohms)
  • Mechanical interface : 4 x M3 (unthreaded hole)

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