LE016-R5 : QO-100 transverter

A small sized amateur radio ground station for the QO-100 amateur radio satellite.

Status: Circuit design freeze, optimizing for reproduction.

Features:

435 MHz to 2400 MHz upconverter

  • Input attenuator integrated (max. 5 W input)
  • >36 dBm output power at 2400 MHz.
    • Thermal protected
    • Short time resistant to high VSWR

10 GHz downlink converter:

  • 1st down conversion done with LNB to 740 MHz range
    • Final conversion done by LE016-R5
      • SSB is converted to 144 MHz IF amateur band
      • DVB-S is converter to 1.5 GHz IF for set-top box
      • IF output protected against accidental RF input
  • LNB powered from LE016-R5 via coaxial cable
    • Hor/vert polarization voltage selectable

Addional:

  • 10 MHz Oven Controlled Xtal Oscillator integrated
  • LNB ref. oscillator circuit integrated on LE016-R5
    • Programmable between 20…30 MHz
    • Injected via 2nd LNB F-connector port
    • Locked to OCXO
  • Configurable via dip switches or RS232
  • Supply voltage 11 V … 32 Vdc
  • Circuit design size: 80 mm x 80 mm
  • Waterproof aluminium casing: 93 mm x 93 mm x 25 mm
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