An experimental GPSDO using an STM32 MCU and a u-blox Neo-M8 GNSS module.

A USRP B200 compatible GPSDO board with the u-blox LEA-M8F

Open Source 10Mhz Isolated Distribution Amplifier. PIC18F25K50 TruePosition GPSDO Controller Firmware with USB and OLED Display.

A Global Positioning System (GPS) Disciplined Oscillator (DO)

10 MHz 3 channel distribution amplifier and low pass filter designed to integrate in a BG7TBL GPSDO

C++ library to interface with various uBlox receivers, oscillators, atomic clocks, and time interval counters

A tool to parse Trimble Thunderbolt messages

Find GPS reference clock configuration from set of frequencies

HamSCI December 2020 Eclipse Festival of Frequency Measurement result at the radio station JJ1BDX

GPS disciplined oscillator project aims to create a clock source device with eight 10MHz outputs adjust by the 1PPS signal from the GGPS/GNSS module and PLL circuit.

Lady Heather's Disciplined Oscillator Control Program from Mark S. Sims

GPS info, support software for PA0JBBs GPSDO

Pico-W IOT thing for Trimble Thunderbolt.

RC v1.0 Themis source code. Themis was published in ARRL's QEX July-August 2019 Edition starting on p3.