Building the LNA - BenningtonCS/Telescope-2014 GitHub Wiki

  • Attached the coupler to the "In" side of Amp 1.
  • Then attached the bandpass filter to the "Out" side of Amp 1.

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  • Connected one coaxial cable to bandpass.

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  • Connected opposite end of coaxial cable to "In" side of Amp 2.

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  • Cut two lengths of 15-20 centimeter long 22 gauge copper wire.

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  • Soldered one wire to both Amps.
  • Soldered the other wire to Amp 2.

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  • Soldered the other end of the second wire to the 12 volt pin on the bias tee.
  • Connected "RF" side of the bias tee and "out" side of Amp 2 with coaxial cable.

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  • Placed this group into the case, with coupler and "RF DC" side of the bias tee protruding from the holes.

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  • Placed on rubber lining, and case cover, wrote LNA on top, and screwed into place.

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Fin