Difference between revisions of "Frequency Calibration via GPS"
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** Set to 2 Hz on PPS pin when not locked | ** Set to 2 Hz on PPS pin when not locked | ||
** SMA Female connector | ** SMA Female connector | ||
| + | |||
| + | === FTDI === | ||
| + | |||
| + | * [[FTDI-49MM]] | ||
| + | |||
| + | == 50 Ohm Driver === | ||
| + | |||
| + | * Used modified [[PulseGen]] card to drive 50 Ohms, 5V level output | ||
== Videos == | == Videos == | ||
Revision as of 13:31, 28 November 2020
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
- U-Center Programming Software
- Set to 8 MHz on PPS pin when locked
- Set to 2 Hz on PPS pin when not locked
- SMA Female connector
FTDI
50 Ohm Driver =
- Used modified PulseGen card to drive 50 Ohms, 5V level output
Videos
