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ark-lna
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A LNA for listening to sattelites in the VHF-band
4 Commits 2 Branches 0 Tags 4 MiB
Gerber Image 52%
KiCad Layout 46.9%
KiCad Schematic 1.1%
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README.md

ARK-LNA

A low noise amplifier based on the MAR-6 or MAR-8. It was designed with NOAA weather satellites in mind, but might be useful for other VHF transmissions as well.

  • Supply voltage: 6-10V
  • Minimal center frequency: 79.48 MHz
  • Maximal center frequency: 145.1 MHz
  • Bandwidth: To be determined
  • Gain: 20 dB

Parts

Part Manufacturer Part
Trimmer 10pf TZC3R100A110R00
Inductor 0.4040uH PE-1008CM401KTT
33pF 0805
Inductor 10uH
91 Ohm 0603
100pF 0805
10uF
100nF 0603
Voltage regulator LM1117-5
amplifier MAR-6 / MAR-8
case TEKO 371

Notes

  • Case inner dimensions: 46.5mm x 50.5mm