Frequency Calibration via GPS

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Revision as of 13:36, 28 November 2020 by Blwikiadmin (talk | contribs) (→‎Parts)
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8 Mhz Output synchronized to GPS satellites

Features

  • U-Blox NEO-7M GPS Module
  • Remote Amplified GPS Antenna
    • SMA Male connector
  • FTDI-49MM
    • Used to program the GPS module
  • Pulse Generator modified to provide 50 Ohms, 5V drive
  • Mini-360 Switching Power Supply
  • 5V out
    • 7-23V in

Parts

GPS

  • U-Blox NEO-7M GPS Module
  • SMA Female connector

U-Center Programming Software

    • Set to 8 MHz on GPS PPS pin when locked
    • Set to 2 Hz on GPS PPS pin when not locked

FTDI

50 Ohm Driver

  • Used modified PulseGen card to drive 50 Ohms, 5V level output

Videos

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