LEO BODNAR GPSDO With the Adalm Pluto SDR - YouTube
Precision Frequency Reference (GPSDO) : Leo Bodnar Electronics
GPSDO YT 10 Mhz Lcd 2x16 With LED, UTC Time and GPS Localisation. : 26 Steps (with Pictures) - Instructables
GPSDO GPS Disciplined Oscillator - sv1afn.com
Ред Gps часовници Gpsdo 10 м синусоидална Lcd дисплей с частотным съобщение Gps-генератор с антена с блок захранване > Видеоигри / www.yorkshireclaims.co.uk
GPSDO - Time & Frequency Solutions
Precision GPS Reference Clock : Leo Bodnar Electronics
GPSDO - GPS Disciplined Oscillator
Paul's DIY electronics blog: A high precision 10MHz GPS disciplined oscillator (GPSDO)